Home / 42,535.38-63,798.20-11,373.06

Finding the Fourth Proportional to 42,535.38, 63,798.20 and 11,373.06

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Solution

The fourth proportional to 42,535.38, 63,798.20 and 11,373.06 is: 17,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,535.38 : 63,798.20 = 11,373.06 : x
  2. Step 2: Convert to fraction form
    42,535.38/63,798.20 = 11,373.06/x
  3. Step 3: Cross multiply
    42,535.38x = 63,798.20 × 11,373.06
  4. Step 4: Simplify right side
    42,535.38x = 725,580,625.43
  5. Step 5: Solve for x
    x = 725,580,625.43/42,535.38
  6. Step 6: Final answer
    x = 17,058.29

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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.