Home / 17,502.60-24,161.76-11,218.56

Finding the Fourth Proportional to 17,502.60, 24,161.76 and 11,218.56

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Solution

The fourth proportional to 17,502.60, 24,161.76 and 11,218.56 is: 15,486.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,502.60 : 24,161.76 = 11,218.56 : x
  2. Step 2: Convert to fraction form
    17,502.60/24,161.76 = 11,218.56/x
  3. Step 3: Cross multiply
    17,502.60x = 24,161.76 × 11,218.56
  4. Step 4: Simplify right side
    17,502.60x = 271,060,154.27
  5. Step 5: Solve for x
    x = 271,060,154.27/17,502.60
  6. Step 6: Final answer
    x = 15,486.85

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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.