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Finding the Fourth Proportional to 15,098.76, 22,648.14 and 5,736.56

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Solution

The fourth proportional to 15,098.76, 22,648.14 and 5,736.56 is: 8,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,098.76 : 22,648.14 = 5,736.56 : x
  2. Step 2: Convert to fraction form
    15,098.76/22,648.14 = 5,736.56/x
  3. Step 3: Cross multiply
    15,098.76x = 22,648.14 × 5,736.56
  4. Step 4: Simplify right side
    15,098.76x = 129,922,300.76
  5. Step 5: Solve for x
    x = 129,922,300.76/15,098.76
  6. Step 6: Final answer
    x = 8,604.83

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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.