Home / 29,909.40-41,265.78-17,331.72

Finding the Fourth Proportional to 29,909.40, 41,265.78 and 17,331.72

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Solution

The fourth proportional to 29,909.40, 41,265.78 and 17,331.72 is: 23,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,909.40 : 41,265.78 = 17,331.72 : x
  2. Step 2: Convert to fraction form
    29,909.40/41,265.78 = 17,331.72/x
  3. Step 3: Cross multiply
    29,909.40x = 41,265.78 × 17,331.72
  4. Step 4: Simplify right side
    29,909.40x = 715,206,944.54
  5. Step 5: Solve for x
    x = 715,206,944.54/29,909.40
  6. Step 6: Final answer
    x = 23,912.45

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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.