Home / 29,560.80-40,794.21-16,131.90

Finding the Fourth Proportional to 29,560.80, 40,794.21 and 16,131.90

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Solution

The fourth proportional to 29,560.80, 40,794.21 and 16,131.90 is: 22,262.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,560.80 : 40,794.21 = 16,131.90 : x
  2. Step 2: Convert to fraction form
    29,560.80/40,794.21 = 16,131.90/x
  3. Step 3: Cross multiply
    29,560.80x = 40,794.21 × 16,131.90
  4. Step 4: Simplify right side
    29,560.80x = 658,088,116.30
  5. Step 5: Solve for x
    x = 658,088,116.30/29,560.80
  6. Step 6: Final answer
    x = 22,262.19

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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.