Home / 55,353.60-83,034.24-15,911.04

Finding the Fourth Proportional to 55,353.60, 83,034.24 and 15,911.04

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Solution

The fourth proportional to 55,353.60, 83,034.24 and 15,911.04 is: 23,867.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,353.60 : 83,034.24 = 15,911.04 : x
  2. Step 2: Convert to fraction form
    55,353.60/83,034.24 = 15,911.04/x
  3. Step 3: Cross multiply
    55,353.60x = 83,034.24 × 15,911.04
  4. Step 4: Simplify right side
    55,353.60x = 1,321,161,114.01
  5. Step 5: Solve for x
    x = 1,321,161,114.01/55,353.60
  6. Step 6: Final answer
    x = 23,867.66

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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.