Home / 27,906.20-38,499.66-15,963.16

Finding the Fourth Proportional to 27,906.20, 38,499.66 and 15,963.16

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Solution

The fourth proportional to 27,906.20, 38,499.66 and 15,963.16 is: 22,022.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,906.20 : 38,499.66 = 15,963.16 : x
  2. Step 2: Convert to fraction form
    27,906.20/38,499.66 = 15,963.16/x
  3. Step 3: Cross multiply
    27,906.20x = 38,499.66 × 15,963.16
  4. Step 4: Simplify right side
    27,906.20x = 614,576,232.53
  5. Step 5: Solve for x
    x = 614,576,232.53/27,906.20
  6. Step 6: Final answer
    x = 22,022.93

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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.