Home / 36,412.86-54,640.52-15,351.62

Finding the Fourth Proportional to 36,412.86, 54,640.52 and 15,351.62

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Solution

The fourth proportional to 36,412.86, 54,640.52 and 15,351.62 is: 23,036.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,412.86 : 54,640.52 = 15,351.62 : x
  2. Step 2: Convert to fraction form
    36,412.86/54,640.52 = 15,351.62/x
  3. Step 3: Cross multiply
    36,412.86x = 54,640.52 × 15,351.62
  4. Step 4: Simplify right side
    36,412.86x = 838,820,149.68
  5. Step 5: Solve for x
    x = 838,820,149.68/36,412.86
  6. Step 6: Final answer
    x = 23,036.37

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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.