Home / 57,147.71-85,725.26-15,028.83

Finding the Fourth Proportional to 57,147.71, 85,725.26 and 15,028.83

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Solution

The fourth proportional to 57,147.71, 85,725.26 and 15,028.83 is: 22,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,147.71 : 85,725.26 = 15,028.83 : x
  2. Step 2: Convert to fraction form
    57,147.71/85,725.26 = 15,028.83/x
  3. Step 3: Cross multiply
    57,147.71x = 85,725.26 × 15,028.83
  4. Step 4: Simplify right side
    57,147.71x = 1,288,350,284.10
  5. Step 5: Solve for x
    x = 1,288,350,284.10/57,147.71
  6. Step 6: Final answer
    x = 22,544.22

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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.