Home / 55,177.38-82,741.23-15,725.52

Finding the Fourth Proportional to 55,177.38, 82,741.23 and 15,725.52

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Solution

The fourth proportional to 55,177.38, 82,741.23 and 15,725.52 is: 23,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,177.38 : 82,741.23 = 15,725.52 : x
  2. Step 2: Convert to fraction form
    55,177.38/82,741.23 = 15,725.52/x
  3. Step 3: Cross multiply
    55,177.38x = 82,741.23 × 15,725.52
  4. Step 4: Simplify right side
    55,177.38x = 1,301,148,867.19
  5. Step 5: Solve for x
    x = 1,301,148,867.19/55,177.38
  6. Step 6: Final answer
    x = 23,581.20

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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.