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Finding the Fourth Proportional to 17,062.70, 25,599.52 and 8,291.46

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Solution

The fourth proportional to 17,062.70, 25,599.52 and 8,291.46 is: 12,439.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,062.70 : 25,599.52 = 8,291.46 : x
  2. Step 2: Convert to fraction form
    17,062.70/25,599.52 = 8,291.46/x
  3. Step 3: Cross multiply
    17,062.70x = 25,599.52 × 8,291.46
  4. Step 4: Simplify right side
    17,062.70x = 212,257,479.14
  5. Step 5: Solve for x
    x = 212,257,479.14/17,062.70
  6. Step 6: Final answer
    x = 12,439.85

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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.