Home / 29,123.75-40,192.20-16,377.19

Finding the Fourth Proportional to 29,123.75, 40,192.20 and 16,377.19

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Solution

The fourth proportional to 29,123.75, 40,192.20 and 16,377.19 is: 22,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123.75 : 40,192.20 = 16,377.19 : x
  2. Step 2: Convert to fraction form
    29,123.75/40,192.20 = 16,377.19/x
  3. Step 3: Cross multiply
    29,123.75x = 40,192.20 × 16,377.19
  4. Step 4: Simplify right side
    29,123.75x = 658,235,195.44
  5. Step 5: Solve for x
    x = 658,235,195.44/29,123.75
  6. Step 6: Final answer
    x = 22,601.32

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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.