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Finding the Fourth Proportional to 17,844.70, 24,627.02 and 9,887.66

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Solution

The fourth proportional to 17,844.70, 24,627.02 and 9,887.66 is: 13,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,844.70 : 24,627.02 = 9,887.66 : x
  2. Step 2: Convert to fraction form
    17,844.70/24,627.02 = 9,887.66/x
  3. Step 3: Cross multiply
    17,844.70x = 24,627.02 × 9,887.66
  4. Step 4: Simplify right side
    17,844.70x = 243,503,600.57
  5. Step 5: Solve for x
    x = 243,503,600.57/17,844.70
  6. Step 6: Final answer
    x = 13,645.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.