Home / 29,538.43-40,761.41-16,789.84

Finding the Fourth Proportional to 29,538.43, 40,761.41 and 16,789.84

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Solution

The fourth proportional to 29,538.43, 40,761.41 and 16,789.84 is: 23,169.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,538.43 : 40,761.41 = 16,789.84 : x
  2. Step 2: Convert to fraction form
    29,538.43/40,761.41 = 16,789.84/x
  3. Step 3: Cross multiply
    29,538.43x = 40,761.41 × 16,789.84
  4. Step 4: Simplify right side
    29,538.43x = 684,377,468.13
  5. Step 5: Solve for x
    x = 684,377,468.13/29,538.43
  6. Step 6: Final answer
    x = 23,169.05

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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.