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Finding the Fourth Proportional to 22,959.82, 34,452.88 and 8,918.03

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Solution

The fourth proportional to 22,959.82, 34,452.88 and 8,918.03 is: 13,382.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,959.82 : 34,452.88 = 8,918.03 : x
  2. Step 2: Convert to fraction form
    22,959.82/34,452.88 = 8,918.03/x
  3. Step 3: Cross multiply
    22,959.82x = 34,452.88 × 8,918.03
  4. Step 4: Simplify right side
    22,959.82x = 307,251,881.26
  5. Step 5: Solve for x
    x = 307,251,881.26/22,959.82
  6. Step 6: Final answer
    x = 13,382.15

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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.