Home / 27,914.38-38,523.56-15,977.44

Finding the Fourth Proportional to 27,914.38, 38,523.56 and 15,977.44

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Solution

The fourth proportional to 27,914.38, 38,523.56 and 15,977.44 is: 22,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,914.38 : 38,523.56 = 15,977.44 : x
  2. Step 2: Convert to fraction form
    27,914.38/38,523.56 = 15,977.44/x
  3. Step 3: Cross multiply
    27,914.38x = 38,523.56 × 15,977.44
  4. Step 4: Simplify right side
    27,914.38x = 615,507,868.49
  5. Step 5: Solve for x
    x = 615,507,868.49/27,914.38
  6. Step 6: Final answer
    x = 22,049.85

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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.