Home / 20,034.28-27,649.32-11,082.46

Finding the Fourth Proportional to 20,034.28, 27,649.32 and 11,082.46

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Solution

The fourth proportional to 20,034.28, 27,649.32 and 11,082.46 is: 15,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034.28 : 27,649.32 = 11,082.46 : x
  2. Step 2: Convert to fraction form
    20,034.28/27,649.32 = 11,082.46/x
  3. Step 3: Cross multiply
    20,034.28x = 27,649.32 × 11,082.46
  4. Step 4: Simplify right side
    20,034.28x = 306,422,482.93
  5. Step 5: Solve for x
    x = 306,422,482.93/20,034.28
  6. Step 6: Final answer
    x = 15,294.91

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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.