Home / 29,625.12-40,882.68-16,877.70

Finding the Fourth Proportional to 29,625.12, 40,882.68 and 16,877.70

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Solution

The fourth proportional to 29,625.12, 40,882.68 and 16,877.70 is: 23,291.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,625.12 : 40,882.68 = 16,877.70 : x
  2. Step 2: Convert to fraction form
    29,625.12/40,882.68 = 16,877.70/x
  3. Step 3: Cross multiply
    29,625.12x = 40,882.68 × 16,877.70
  4. Step 4: Simplify right side
    29,625.12x = 690,005,608.24
  5. Step 5: Solve for x
    x = 690,005,608.24/29,625.12
  6. Step 6: Final answer
    x = 23,291.23

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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.