Home / 29,454.64-40,647.49-16,025.90

Finding the Fourth Proportional to 29,454.64, 40,647.49 and 16,025.90

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Solution

The fourth proportional to 29,454.64, 40,647.49 and 16,025.90 is: 22,115.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,454.64 : 40,647.49 = 16,025.90 : x
  2. Step 2: Convert to fraction form
    29,454.64/40,647.49 = 16,025.90/x
  3. Step 3: Cross multiply
    29,454.64x = 40,647.49 × 16,025.90
  4. Step 4: Simplify right side
    29,454.64x = 651,412,366.69
  5. Step 5: Solve for x
    x = 651,412,366.69/29,454.64
  6. Step 6: Final answer
    x = 22,115.78

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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.