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Finding the Fourth Proportional to 57,025.62, 85,538.48 and 15,472.62

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Solution

The fourth proportional to 57,025.62, 85,538.48 and 15,472.62 is: 23,208.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,025.62 : 85,538.48 = 15,472.62 : x
  2. Step 2: Convert to fraction form
    57,025.62/85,538.48 = 15,472.62/x
  3. Step 3: Cross multiply
    57,025.62x = 85,538.48 × 15,472.62
  4. Step 4: Simplify right side
    57,025.62x = 1,323,504,319.05
  5. Step 5: Solve for x
    x = 1,323,504,319.05/57,025.62
  6. Step 6: Final answer
    x = 23,208.94

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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.