Home / 12,893.32-19,365.90-11,266.84

Finding the Fourth Proportional to 12,893.32, 19,365.90 and 11,266.84

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Solution

The fourth proportional to 12,893.32, 19,365.90 and 11,266.84 is: 16,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,893.32 : 19,365.90 = 11,266.84 : x
  2. Step 2: Convert to fraction form
    12,893.32/19,365.90 = 11,266.84/x
  3. Step 3: Cross multiply
    12,893.32x = 19,365.90 × 11,266.84
  4. Step 4: Simplify right side
    12,893.32x = 218,192,496.76
  5. Step 5: Solve for x
    x = 218,192,496.76/12,893.32
  6. Step 6: Final answer
    x = 16,922.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.