Home / 15,618.07-23,422.20-5,227.39

Finding the Fourth Proportional to 15,618.07, 23,422.20 and 5,227.39

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Solution

The fourth proportional to 15,618.07, 23,422.20 and 5,227.39 is: 7,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,618.07 : 23,422.20 = 5,227.39 : x
  2. Step 2: Convert to fraction form
    15,618.07/23,422.20 = 5,227.39/x
  3. Step 3: Cross multiply
    15,618.07x = 23,422.20 × 5,227.39
  4. Step 4: Simplify right side
    15,618.07x = 122,436,974.06
  5. Step 5: Solve for x
    x = 122,436,974.06/15,618.07
  6. Step 6: Final answer
    x = 7,839.44

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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.