Home / 63,801.10-95,716.17-19,431.31

Finding the Fourth Proportional to 63,801.10, 95,716.17 and 19,431.31

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Solution

The fourth proportional to 63,801.10, 95,716.17 and 19,431.31 is: 29,151.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,801.10 : 95,716.17 = 19,431.31 : x
  2. Step 2: Convert to fraction form
    63,801.10/95,716.17 = 19,431.31/x
  3. Step 3: Cross multiply
    63,801.10x = 95,716.17 × 19,431.31
  4. Step 4: Simplify right side
    63,801.10x = 1,859,890,571.28
  5. Step 5: Solve for x
    x = 1,859,890,571.28/63,801.10
  6. Step 6: Final answer
    x = 29,151.39

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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.