Home / 14,254.56-21,382.92-3,867.12

Finding the Fourth Proportional to 14,254.56, 21,382.92 and 3,867.12

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Solution

The fourth proportional to 14,254.56, 21,382.92 and 3,867.12 is: 5,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.56 : 21,382.92 = 3,867.12 : x
  2. Step 2: Convert to fraction form
    14,254.56/21,382.92 = 3,867.12/x
  3. Step 3: Cross multiply
    14,254.56x = 21,382.92 × 3,867.12
  4. Step 4: Simplify right side
    14,254.56x = 82,690,317.59
  5. Step 5: Solve for x
    x = 82,690,317.59/14,254.56
  6. Step 6: Final answer
    x = 5,800.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.