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Finding the Fourth Proportional to 34,639.44, 51,959.17 and 8,344.17

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Solution

The fourth proportional to 34,639.44, 51,959.17 and 8,344.17 is: 12,516.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,639.44 : 51,959.17 = 8,344.17 : x
  2. Step 2: Convert to fraction form
    34,639.44/51,959.17 = 8,344.17/x
  3. Step 3: Cross multiply
    34,639.44x = 51,959.17 × 8,344.17
  4. Step 4: Simplify right side
    34,639.44x = 433,556,147.54
  5. Step 5: Solve for x
    x = 433,556,147.54/34,639.44
  6. Step 6: Final answer
    x = 12,516.26

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Double scale
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Similar ratio
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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.