Home / 41,102.02-61,672.53-28,471.20

Finding the Fourth Proportional to 41,102.02, 61,672.53 and 28,471.20

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Solution

The fourth proportional to 41,102.02, 61,672.53 and 28,471.20 is: 42,720.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,102.02 : 61,672.53 = 28,471.20 : x
  2. Step 2: Convert to fraction form
    41,102.02/61,672.53 = 28,471.20/x
  3. Step 3: Cross multiply
    41,102.02x = 61,672.53 × 28,471.20
  4. Step 4: Simplify right side
    41,102.02x = 1,755,890,936.14
  5. Step 5: Solve for x
    x = 1,755,890,936.14/41,102.02
  6. Step 6: Final answer
    x = 42,720.31

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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.