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Finding the Fourth Proportional to 15,321.44, 22,976.18 and 5,960.22

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Solution

The fourth proportional to 15,321.44, 22,976.18 and 5,960.22 is: 8,938.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,321.44 : 22,976.18 = 5,960.22 : x
  2. Step 2: Convert to fraction form
    15,321.44/22,976.18 = 5,960.22/x
  3. Step 3: Cross multiply
    15,321.44x = 22,976.18 × 5,960.22
  4. Step 4: Simplify right side
    15,321.44x = 136,943,087.56
  5. Step 5: Solve for x
    x = 136,943,087.56/15,321.44
  6. Step 6: Final answer
    x = 8,938.00

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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.