Home / 12,569.30-18,854.46-4,250.16

Finding the Fourth Proportional to 12,569.30, 18,854.46 and 4,250.16

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Solution

The fourth proportional to 12,569.30, 18,854.46 and 4,250.16 is: 6,375.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.30 : 18,854.46 = 4,250.16 : x
  2. Step 2: Convert to fraction form
    12,569.30/18,854.46 = 4,250.16/x
  3. Step 3: Cross multiply
    12,569.30x = 18,854.46 × 4,250.16
  4. Step 4: Simplify right side
    12,569.30x = 80,134,471.71
  5. Step 5: Solve for x
    x = 80,134,471.71/12,569.30
  6. Step 6: Final answer
    x = 6,375.41

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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.