Home / 14,767.98-20,379.56-8,053.66

Finding the Fourth Proportional to 14,767.98, 20,379.56 and 8,053.66

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Solution

The fourth proportional to 14,767.98, 20,379.56 and 8,053.66 is: 11,113.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.98 : 20,379.56 = 8,053.66 : x
  2. Step 2: Convert to fraction form
    14,767.98/20,379.56 = 8,053.66/x
  3. Step 3: Cross multiply
    14,767.98x = 20,379.56 × 8,053.66
  4. Step 4: Simplify right side
    14,767.98x = 164,130,047.19
  5. Step 5: Solve for x
    x = 164,130,047.19/14,767.98
  6. Step 6: Final answer
    x = 11,113.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.