Home / 36,414.78-54,635.25-12,725.76

Finding the Fourth Proportional to 36,414.78, 54,635.25 and 12,725.76

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Solution

The fourth proportional to 36,414.78, 54,635.25 and 12,725.76 is: 19,093.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,414.78 : 54,635.25 = 12,725.76 : x
  2. Step 2: Convert to fraction form
    36,414.78/54,635.25 = 12,725.76/x
  3. Step 3: Cross multiply
    36,414.78x = 54,635.25 × 12,725.76
  4. Step 4: Simplify right side
    36,414.78x = 695,275,079.04
  5. Step 5: Solve for x
    x = 695,275,079.04/36,414.78
  6. Step 6: Final answer
    x = 19,093.21

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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.