Home / 14,534.28-20,057.78-8,246.92

Finding the Fourth Proportional to 14,534.28, 20,057.78 and 8,246.92

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Solution

The fourth proportional to 14,534.28, 20,057.78 and 8,246.92 is: 11,381.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534.28 : 20,057.78 = 8,246.92 : x
  2. Step 2: Convert to fraction form
    14,534.28/20,057.78 = 8,246.92/x
  3. Step 3: Cross multiply
    14,534.28x = 20,057.78 × 8,246.92
  4. Step 4: Simplify right side
    14,534.28x = 165,414,907.04
  5. Step 5: Solve for x
    x = 165,414,907.04/14,534.28
  6. Step 6: Final answer
    x = 11,381.02

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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.