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Finding the Fourth Proportional to 41,600.99, 62,411.97 and 11,615.20

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Solution

The fourth proportional to 41,600.99, 62,411.97 and 11,615.20 is: 17,425.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,600.99 : 62,411.97 = 11,615.20 : x
  2. Step 2: Convert to fraction form
    41,600.99/62,411.97 = 11,615.20/x
  3. Step 3: Cross multiply
    41,600.99x = 62,411.97 × 11,615.20
  4. Step 4: Simplify right side
    41,600.99x = 724,927,201.88
  5. Step 5: Solve for x
    x = 724,927,201.88/41,600.99
  6. Step 6: Final answer
    x = 17,425.72

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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.