Home / 40,395.11-55,743.93-22,489.52

Finding the Fourth Proportional to 40,395.11, 55,743.93 and 22,489.52

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Solution

The fourth proportional to 40,395.11, 55,743.93 and 22,489.52 is: 31,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,395.11 : 55,743.93 = 22,489.52 : x
  2. Step 2: Convert to fraction form
    40,395.11/55,743.93 = 22,489.52/x
  3. Step 3: Cross multiply
    40,395.11x = 55,743.93 × 22,489.52
  4. Step 4: Simplify right side
    40,395.11x = 1,253,654,228.61
  5. Step 5: Solve for x
    x = 1,253,654,228.61/40,395.11
  6. Step 6: Final answer
    x = 31,034.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.