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Finding the Fourth Proportional to 41,472.60, 62,179.74 and 19,262.40

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Solution

The fourth proportional to 41,472.60, 62,179.74 and 19,262.40 is: 28,880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,472.60 : 62,179.74 = 19,262.40 : x
  2. Step 2: Convert to fraction form
    41,472.60/62,179.74 = 19,262.40/x
  3. Step 3: Cross multiply
    41,472.60x = 62,179.74 × 19,262.40
  4. Step 4: Simplify right side
    41,472.60x = 1,197,731,023.78
  5. Step 5: Solve for x
    x = 1,197,731,023.78/41,472.60
  6. Step 6: Final answer
    x = 28,880.06

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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.