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Finding the Fourth Proportional to 15,161.88, 22,750.07 and 6,844.45

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Solution

The fourth proportional to 15,161.88, 22,750.07 and 6,844.45 is: 10,269.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,161.88 : 22,750.07 = 6,844.45 : x
  2. Step 2: Convert to fraction form
    15,161.88/22,750.07 = 6,844.45/x
  3. Step 3: Cross multiply
    15,161.88x = 22,750.07 × 6,844.45
  4. Step 4: Simplify right side
    15,161.88x = 155,711,668.17
  5. Step 5: Solve for x
    x = 155,711,668.17/15,161.88
  6. Step 6: Final answer
    x = 10,269.94

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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.