Home / 36,543.78-54,814.89-10,247.85

Finding the Fourth Proportional to 36,543.78, 54,814.89 and 10,247.85

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Solution

The fourth proportional to 36,543.78, 54,814.89 and 10,247.85 is: 15,371.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.78 : 54,814.89 = 10,247.85 : x
  2. Step 2: Convert to fraction form
    36,543.78/54,814.89 = 10,247.85/x
  3. Step 3: Cross multiply
    36,543.78x = 54,814.89 × 10,247.85
  4. Step 4: Simplify right side
    36,543.78x = 561,734,770.49
  5. Step 5: Solve for x
    x = 561,734,770.49/36,543.78
  6. Step 6: Final answer
    x = 15,371.56

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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.