Home / 29,477.87-40,680.19-16,049.85

Finding the Fourth Proportional to 29,477.87, 40,680.19 and 16,049.85

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Solution

The fourth proportional to 29,477.87, 40,680.19 and 16,049.85 is: 22,149.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,477.87 : 40,680.19 = 16,049.85 : x
  2. Step 2: Convert to fraction form
    29,477.87/40,680.19 = 16,049.85/x
  3. Step 3: Cross multiply
    29,477.87x = 40,680.19 × 16,049.85
  4. Step 4: Simplify right side
    29,477.87x = 652,910,947.47
  5. Step 5: Solve for x
    x = 652,910,947.47/29,477.87
  6. Step 6: Final answer
    x = 22,149.19

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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.