Home / 42,310.87-63,449.90-22,578.66

Finding the Fourth Proportional to 42,310.87, 63,449.90 and 22,578.66

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Solution

The fourth proportional to 42,310.87, 63,449.90 and 22,578.66 is: 33,859.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,310.87 : 63,449.90 = 22,578.66 : x
  2. Step 2: Convert to fraction form
    42,310.87/63,449.90 = 22,578.66/x
  3. Step 3: Cross multiply
    42,310.87x = 63,449.90 × 22,578.66
  4. Step 4: Simplify right side
    42,310.87x = 1,432,613,606.24
  5. Step 5: Solve for x
    x = 1,432,613,606.24/42,310.87
  6. Step 6: Final answer
    x = 33,859.24

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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.