Home / 29,118.97-40,209.38-27,624.28

Finding the Fourth Proportional to 29,118.97, 40,209.38 and 27,624.28

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Solution

The fourth proportional to 29,118.97, 40,209.38 and 27,624.28 is: 38,145.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,118.97 : 40,209.38 = 27,624.28 : x
  2. Step 2: Convert to fraction form
    29,118.97/40,209.38 = 27,624.28/x
  3. Step 3: Cross multiply
    29,118.97x = 40,209.38 × 27,624.28
  4. Step 4: Simplify right side
    29,118.97x = 1,110,755,171.75
  5. Step 5: Solve for x
    x = 1,110,755,171.75/29,118.97
  6. Step 6: Final answer
    x = 38,145.41

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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.