Home / 28,082.60-38,757.30-16,146.44

Finding the Fourth Proportional to 28,082.60, 38,757.30 and 16,146.44

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Solution

The fourth proportional to 28,082.60, 38,757.30 and 16,146.44 is: 22,283.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082.60 : 38,757.30 = 16,146.44 : x
  2. Step 2: Convert to fraction form
    28,082.60/38,757.30 = 16,146.44/x
  3. Step 3: Cross multiply
    28,082.60x = 38,757.30 × 16,146.44
  4. Step 4: Simplify right side
    28,082.60x = 625,792,419.01
  5. Step 5: Solve for x
    x = 625,792,419.01/28,082.60
  6. Step 6: Final answer
    x = 22,283.99

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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.