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Finding the Fourth Proportional to 36,343.69, 54,536.69 and 15,282.21

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Solution

The fourth proportional to 36,343.69, 54,536.69 and 15,282.21 is: 22,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,343.69 : 54,536.69 = 15,282.21 : x
  2. Step 2: Convert to fraction form
    36,343.69/54,536.69 = 15,282.21/x
  3. Step 3: Cross multiply
    36,343.69x = 54,536.69 × 15,282.21
  4. Step 4: Simplify right side
    36,343.69x = 833,441,149.28
  5. Step 5: Solve for x
    x = 833,441,149.28/36,343.69
  6. Step 6: Final answer
    x = 22,932.21

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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.