Home / 42,069.17-63,131.15-22,361.57

Finding the Fourth Proportional to 42,069.17, 63,131.15 and 22,361.57

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Solution

The fourth proportional to 42,069.17, 63,131.15 and 22,361.57 is: 33,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,069.17 : 63,131.15 = 22,361.57 : x
  2. Step 2: Convert to fraction form
    42,069.17/63,131.15 = 22,361.57/x
  3. Step 3: Cross multiply
    42,069.17x = 63,131.15 × 22,361.57
  4. Step 4: Simplify right side
    42,069.17x = 1,411,711,481.11
  5. Step 5: Solve for x
    x = 1,411,711,481.11/42,069.17
  6. Step 6: Final answer
    x = 33,556.91

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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.