Home / 36,218.90-54,343.84-15,163.86

Finding the Fourth Proportional to 36,218.90, 54,343.84 and 15,163.86

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Solution

The fourth proportional to 36,218.90, 54,343.84 and 15,163.86 is: 22,752.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,218.90 : 54,343.84 = 15,163.86 : x
  2. Step 2: Convert to fraction form
    36,218.90/54,343.84 = 15,163.86/x
  3. Step 3: Cross multiply
    36,218.90x = 54,343.84 × 15,163.86
  4. Step 4: Simplify right side
    36,218.90x = 824,062,381.62
  5. Step 5: Solve for x
    x = 824,062,381.62/36,218.90
  6. Step 6: Final answer
    x = 22,752.28

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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.