Home / 40,767.32-61,160.16-14,472.02

Finding the Fourth Proportional to 40,767.32, 61,160.16 and 14,472.02

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Solution

The fourth proportional to 40,767.32, 61,160.16 and 14,472.02 is: 21,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,767.32 : 61,160.16 = 14,472.02 : x
  2. Step 2: Convert to fraction form
    40,767.32/61,160.16 = 14,472.02/x
  3. Step 3: Cross multiply
    40,767.32x = 61,160.16 × 14,472.02
  4. Step 4: Simplify right side
    40,767.32x = 885,111,058.72
  5. Step 5: Solve for x
    x = 885,111,058.72/40,767.32
  6. Step 6: Final answer
    x = 21,711.29

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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.