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Finding the Fourth Proportional to 23,217.79, 34,826.73 and 5,687.68

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Solution

The fourth proportional to 23,217.79, 34,826.73 and 5,687.68 is: 8,531.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,217.79 : 34,826.73 = 5,687.68 : x
  2. Step 2: Convert to fraction form
    23,217.79/34,826.73 = 5,687.68/x
  3. Step 3: Cross multiply
    23,217.79x = 34,826.73 × 5,687.68
  4. Step 4: Simplify right side
    23,217.79x = 198,083,295.69
  5. Step 5: Solve for x
    x = 198,083,295.69/23,217.79
  6. Step 6: Final answer
    x = 8,531.53

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Similar ratio
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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.