Home / 17,515.13-24,170.87-11,227.50

Finding the Fourth Proportional to 17,515.13, 24,170.87 and 11,227.50

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Solution

The fourth proportional to 17,515.13, 24,170.87 and 11,227.50 is: 15,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.13 : 24,170.87 = 11,227.50 : x
  2. Step 2: Convert to fraction form
    17,515.13/24,170.87 = 11,227.50/x
  3. Step 3: Cross multiply
    17,515.13x = 24,170.87 × 11,227.50
  4. Step 4: Simplify right side
    17,515.13x = 271,378,470.99
  5. Step 5: Solve for x
    x = 271,378,470.99/17,515.13
  6. Step 6: Final answer
    x = 15,493.95

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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.