Home / 15,332.82-22,982.70-7,418.62

Finding the Fourth Proportional to 15,332.82, 22,982.70 and 7,418.62

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Solution

The fourth proportional to 15,332.82, 22,982.70 and 7,418.62 is: 11,119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,332.82 : 22,982.70 = 7,418.62 : x
  2. Step 2: Convert to fraction form
    15,332.82/22,982.70 = 7,418.62/x
  3. Step 3: Cross multiply
    15,332.82x = 22,982.70 × 7,418.62
  4. Step 4: Simplify right side
    15,332.82x = 170,499,917.87
  5. Step 5: Solve for x
    x = 170,499,917.87/15,332.82
  6. Step 6: Final answer
    x = 11,119.93

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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.