Home / 17,789.28-24,478.38-17,248.20

Finding the Fourth Proportional to 17,789.28, 24,478.38 and 17,248.20

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Solution

The fourth proportional to 17,789.28, 24,478.38 and 17,248.20 is: 23,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,789.28 : 24,478.38 = 17,248.20 : x
  2. Step 2: Convert to fraction form
    17,789.28/24,478.38 = 17,248.20/x
  3. Step 3: Cross multiply
    17,789.28x = 24,478.38 × 17,248.20
  4. Step 4: Simplify right side
    17,789.28x = 422,207,993.92
  5. Step 5: Solve for x
    x = 422,207,993.92/17,789.28
  6. Step 6: Final answer
    x = 23,733.84

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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.