Home / 42,512.74-63,884.19-22,805.44

Finding the Fourth Proportional to 42,512.74, 63,884.19 and 22,805.44

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Solution

The fourth proportional to 42,512.74, 63,884.19 and 22,805.44 is: 34,269.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,512.74 : 63,884.19 = 22,805.44 : x
  2. Step 2: Convert to fraction form
    42,512.74/63,884.19 = 22,805.44/x
  3. Step 3: Cross multiply
    42,512.74x = 63,884.19 × 22,805.44
  4. Step 4: Simplify right side
    42,512.74x = 1,456,907,061.99
  5. Step 5: Solve for x
    x = 1,456,907,061.99/42,512.74
  6. Step 6: Final answer
    x = 34,269.89

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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.