Home / 36,149.28-54,218.32-9,856.16

Finding the Fourth Proportional to 36,149.28, 54,218.32 and 9,856.16

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Solution

The fourth proportional to 36,149.28, 54,218.32 and 9,856.16 is: 14,782.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,149.28 : 54,218.32 = 9,856.16 : x
  2. Step 2: Convert to fraction form
    36,149.28/54,218.32 = 9,856.16/x
  3. Step 3: Cross multiply
    36,149.28x = 54,218.32 × 9,856.16
  4. Step 4: Simplify right side
    36,149.28x = 534,384,436.85
  5. Step 5: Solve for x
    x = 534,384,436.85/36,149.28
  6. Step 6: Final answer
    x = 14,782.71

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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.