Home / 42,351.17-63,442.05-25,474.86

Finding the Fourth Proportional to 42,351.17, 63,442.05 and 25,474.86

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Solution

The fourth proportional to 42,351.17, 63,442.05 and 25,474.86 is: 38,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,351.17 : 63,442.05 = 25,474.86 : x
  2. Step 2: Convert to fraction form
    42,351.17/63,442.05 = 25,474.86/x
  3. Step 3: Cross multiply
    42,351.17x = 63,442.05 × 25,474.86
  4. Step 4: Simplify right side
    42,351.17x = 1,616,177,341.86
  5. Step 5: Solve for x
    x = 1,616,177,341.86/42,351.17
  6. Step 6: Final answer
    x = 38,161.34

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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.