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Finding the Fourth Proportional to 15,104.64, 22,648.59 and 6,217.59

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Solution

The fourth proportional to 15,104.64, 22,648.59 and 6,217.59 is: 9,322.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,104.64 : 22,648.59 = 6,217.59 : x
  2. Step 2: Convert to fraction form
    15,104.64/22,648.59 = 6,217.59/x
  3. Step 3: Cross multiply
    15,104.64x = 22,648.59 × 6,217.59
  4. Step 4: Simplify right side
    15,104.64x = 140,819,646.70
  5. Step 5: Solve for x
    x = 140,819,646.70/15,104.64
  6. Step 6: Final answer
    x = 9,322.94

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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.