Home / 36,081.68-54,125.76-9,786.56

Finding the Fourth Proportional to 36,081.68, 54,125.76 and 9,786.56

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Solution

The fourth proportional to 36,081.68, 54,125.76 and 9,786.56 is: 14,680.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081.68 : 54,125.76 = 9,786.56 : x
  2. Step 2: Convert to fraction form
    36,081.68/54,125.76 = 9,786.56/x
  3. Step 3: Cross multiply
    36,081.68x = 54,125.76 × 9,786.56
  4. Step 4: Simplify right side
    36,081.68x = 529,704,997.79
  5. Step 5: Solve for x
    x = 529,704,997.79/36,081.68
  6. Step 6: Final answer
    x = 14,680.72

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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.