Home / 57,548.27-86,316.21-15,432.54

Finding the Fourth Proportional to 57,548.27, 86,316.21 and 15,432.54

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Solution

The fourth proportional to 57,548.27, 86,316.21 and 15,432.54 is: 23,147.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,548.27 : 86,316.21 = 15,432.54 : x
  2. Step 2: Convert to fraction form
    57,548.27/86,316.21 = 15,432.54/x
  3. Step 3: Cross multiply
    57,548.27x = 86,316.21 × 15,432.54
  4. Step 4: Simplify right side
    57,548.27x = 1,332,078,363.47
  5. Step 5: Solve for x
    x = 1,332,078,363.47/57,548.27
  6. Step 6: Final answer
    x = 23,147.15

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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.