Home / 42,515.19-63,801.34-29,343.98

Finding the Fourth Proportional to 42,515.19, 63,801.34 and 29,343.98

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Solution

The fourth proportional to 42,515.19, 63,801.34 and 29,343.98 is: 44,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,515.19 : 63,801.34 = 29,343.98 : x
  2. Step 2: Convert to fraction form
    42,515.19/63,801.34 = 29,343.98/x
  3. Step 3: Cross multiply
    42,515.19x = 63,801.34 × 29,343.98
  4. Step 4: Simplify right side
    42,515.19x = 1,872,185,331.08
  5. Step 5: Solve for x
    x = 1,872,185,331.08/42,515.19
  6. Step 6: Final answer
    x = 44,035.68

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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.