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Finding the Fourth Proportional to 32,125.79, 48,160.97 and 15,462.88

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Solution

The fourth proportional to 32,125.79, 48,160.97 and 15,462.88 is: 23,180.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,125.79 : 48,160.97 = 15,462.88 : x
  2. Step 2: Convert to fraction form
    32,125.79/48,160.97 = 15,462.88/x
  3. Step 3: Cross multiply
    32,125.79x = 48,160.97 × 15,462.88
  4. Step 4: Simplify right side
    32,125.79x = 744,707,160.06
  5. Step 5: Solve for x
    x = 744,707,160.06/32,125.79
  6. Step 6: Final answer
    x = 23,180.97

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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.