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Finding the Fourth Proportional to 24,411.92, 36,617.52 and 7,772.96

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Solution

The fourth proportional to 24,411.92, 36,617.52 and 7,772.96 is: 11,659.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,411.92 : 36,617.52 = 7,772.96 : x
  2. Step 2: Convert to fraction form
    24,411.92/36,617.52 = 7,772.96/x
  3. Step 3: Cross multiply
    24,411.92x = 36,617.52 × 7,772.96
  4. Step 4: Simplify right side
    24,411.92x = 284,626,518.26
  5. Step 5: Solve for x
    x = 284,626,518.26/24,411.92
  6. Step 6: Final answer
    x = 11,659.33

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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.