Home / 12,902.44-17,791.85-9,552.28

Finding the Fourth Proportional to 12,902.44, 17,791.85 and 9,552.28

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Solution

The fourth proportional to 12,902.44, 17,791.85 and 9,552.28 is: 13,172.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902.44 : 17,791.85 = 9,552.28 : x
  2. Step 2: Convert to fraction form
    12,902.44/17,791.85 = 9,552.28/x
  3. Step 3: Cross multiply
    12,902.44x = 17,791.85 × 9,552.28
  4. Step 4: Simplify right side
    12,902.44x = 169,952,732.92
  5. Step 5: Solve for x
    x = 169,952,732.92/12,902.44
  6. Step 6: Final answer
    x = 13,172.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.