Home / 27,049.28-37,331.20-15,114.24

Finding the Fourth Proportional to 27,049.28, 37,331.20 and 15,114.24

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Solution

The fourth proportional to 27,049.28, 37,331.20 and 15,114.24 is: 20,859.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,049.28 : 37,331.20 = 15,114.24 : x
  2. Step 2: Convert to fraction form
    27,049.28/37,331.20 = 15,114.24/x
  3. Step 3: Cross multiply
    27,049.28x = 37,331.20 × 15,114.24
  4. Step 4: Simplify right side
    27,049.28x = 564,232,716.29
  5. Step 5: Solve for x
    x = 564,232,716.29/27,049.28
  6. Step 6: Final answer
    x = 20,859.44

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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.