Home / 42,049.90-63,074.85-28,862.29

Finding the Fourth Proportional to 42,049.90, 63,074.85 and 28,862.29

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Solution

The fourth proportional to 42,049.90, 63,074.85 and 28,862.29 is: 43,293.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,049.90 : 63,074.85 = 28,862.29 : x
  2. Step 2: Convert to fraction form
    42,049.90/63,074.85 = 28,862.29/x
  3. Step 3: Cross multiply
    42,049.90x = 63,074.85 × 28,862.29
  4. Step 4: Simplify right side
    42,049.90x = 1,820,484,612.41
  5. Step 5: Solve for x
    x = 1,820,484,612.41/42,049.90
  6. Step 6: Final answer
    x = 43,293.44

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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.