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Finding the Fourth Proportional to 15,097.63, 22,648.02 and 5,103.55

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Solution

The fourth proportional to 15,097.63, 22,648.02 and 5,103.55 is: 7,655.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,097.63 : 22,648.02 = 5,103.55 : x
  2. Step 2: Convert to fraction form
    15,097.63/22,648.02 = 5,103.55/x
  3. Step 3: Cross multiply
    15,097.63x = 22,648.02 × 5,103.55
  4. Step 4: Simplify right side
    15,097.63x = 115,585,245.85
  5. Step 5: Solve for x
    x = 115,585,245.85/15,097.63
  6. Step 6: Final answer
    x = 7,655.85

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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.