Home / 40,728.76-61,042.11-22,008.04

Finding the Fourth Proportional to 40,728.76, 61,042.11 and 22,008.04

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Solution

The fourth proportional to 40,728.76, 61,042.11 and 22,008.04 is: 32,984.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,728.76 : 61,042.11 = 22,008.04 : x
  2. Step 2: Convert to fraction form
    40,728.76/61,042.11 = 22,008.04/x
  3. Step 3: Cross multiply
    40,728.76x = 61,042.11 × 22,008.04
  4. Step 4: Simplify right side
    40,728.76x = 1,343,417,198.56
  5. Step 5: Solve for x
    x = 1,343,417,198.56/40,728.76
  6. Step 6: Final answer
    x = 32,984.49

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1.5x scale

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.