Home / 55,836.13-83,720.47-22,517.38

Finding the Fourth Proportional to 55,836.13, 83,720.47 and 22,517.38

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Solution

The fourth proportional to 55,836.13, 83,720.47 and 22,517.38 is: 33,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,836.13 : 83,720.47 = 22,517.38 : x
  2. Step 2: Convert to fraction form
    55,836.13/83,720.47 = 22,517.38/x
  3. Step 3: Cross multiply
    55,836.13x = 83,720.47 × 22,517.38
  4. Step 4: Simplify right side
    55,836.13x = 1,885,165,524.18
  5. Step 5: Solve for x
    x = 1,885,165,524.18/55,836.13
  6. Step 6: Final answer
    x = 33,762.47

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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.