Home / 11,338.98-16,893.48-10,781.34

Finding the Fourth Proportional to 11,338.98, 16,893.48 and 10,781.34

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Solution

The fourth proportional to 11,338.98, 16,893.48 and 10,781.34 is: 16,062.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.98 : 16,893.48 = 10,781.34 : x
  2. Step 2: Convert to fraction form
    11,338.98/16,893.48 = 10,781.34/x
  3. Step 3: Cross multiply
    11,338.98x = 16,893.48 × 10,781.34
  4. Step 4: Simplify right side
    11,338.98x = 182,134,351.66
  5. Step 5: Solve for x
    x = 182,134,351.66/11,338.98
  6. Step 6: Final answer
    x = 16,062.68

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Find fourth proportional to 5,669.49, 8,446.74 and 5,390.67
Half scale
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Double scale
Find fourth proportional to 11,339.98, 16,894.97 and 10,782.34
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.