Home / 29,555.97-40,787.14-16,127.13

Finding the Fourth Proportional to 29,555.97, 40,787.14 and 16,127.13

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Solution

The fourth proportional to 29,555.97, 40,787.14 and 16,127.13 is: 22,255.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,555.97 : 40,787.14 = 16,127.13 : x
  2. Step 2: Convert to fraction form
    29,555.97/40,787.14 = 16,127.13/x
  3. Step 3: Cross multiply
    29,555.97x = 40,787.14 × 16,127.13
  4. Step 4: Simplify right side
    29,555.97x = 657,779,509.11
  5. Step 5: Solve for x
    x = 657,779,509.11/29,555.97
  6. Step 6: Final answer
    x = 22,255.39

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Double scale
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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.