Home / 16,082.18-22,181.20-14,089.28

Finding the Fourth Proportional to 16,082.18, 22,181.20 and 14,089.28

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Solution

The fourth proportional to 16,082.18, 22,181.20 and 14,089.28 is: 19,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,082.18 : 22,181.20 = 14,089.28 : x
  2. Step 2: Convert to fraction form
    16,082.18/22,181.20 = 14,089.28/x
  3. Step 3: Cross multiply
    16,082.18x = 22,181.20 × 14,089.28
  4. Step 4: Simplify right side
    16,082.18x = 312,517,137.54
  5. Step 5: Solve for x
    x = 312,517,137.54/16,082.18
  6. Step 6: Final answer
    x = 19,432.51

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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.