Home / 57,151.31-85,727.27-15,598.31

Finding the Fourth Proportional to 57,151.31, 85,727.27 and 15,598.31

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Solution

The fourth proportional to 57,151.31, 85,727.27 and 15,598.31 is: 23,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,151.31 : 85,727.27 = 15,598.31 : x
  2. Step 2: Convert to fraction form
    57,151.31/85,727.27 = 15,598.31/x
  3. Step 3: Cross multiply
    57,151.31x = 85,727.27 × 15,598.31
  4. Step 4: Simplify right side
    57,151.31x = 1,337,200,786.23
  5. Step 5: Solve for x
    x = 1,337,200,786.23/57,151.31
  6. Step 6: Final answer
    x = 23,397.55

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1.5x scale

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.