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Finding the Fourth Proportional to 32,125.87, 48,173.01 and 18,974.71

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Solution

The fourth proportional to 32,125.87, 48,173.01 and 18,974.71 is: 28,452.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,125.87 : 48,173.01 = 18,974.71 : x
  2. Step 2: Convert to fraction form
    32,125.87/48,173.01 = 18,974.71/x
  3. Step 3: Cross multiply
    32,125.87x = 48,173.01 × 18,974.71
  4. Step 4: Simplify right side
    32,125.87x = 914,068,894.58
  5. Step 5: Solve for x
    x = 914,068,894.58/32,125.87
  6. Step 6: Final answer
    x = 28,452.74

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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.