Home / 28,016.14-38,664.94-16,082.14

Finding the Fourth Proportional to 28,016.14, 38,664.94 and 16,082.14

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Solution

The fourth proportional to 28,016.14, 38,664.94 and 16,082.14 is: 22,194.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016.14 : 38,664.94 = 16,082.14 : x
  2. Step 2: Convert to fraction form
    28,016.14/38,664.94 = 16,082.14/x
  3. Step 3: Cross multiply
    28,016.14x = 38,664.94 × 16,082.14
  4. Step 4: Simplify right side
    28,016.14x = 621,814,978.17
  5. Step 5: Solve for x
    x = 621,814,978.17/28,016.14
  6. Step 6: Final answer
    x = 22,194.88

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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.