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Finding the Fourth Proportional to 12,732.65, 17,571.16 and 7,067.04

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Solution

The fourth proportional to 12,732.65, 17,571.16 and 7,067.04 is: 9,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.65 : 17,571.16 = 7,067.04 : x
  2. Step 2: Convert to fraction form
    12,732.65/17,571.16 = 7,067.04/x
  3. Step 3: Cross multiply
    12,732.65x = 17,571.16 × 7,067.04
  4. Step 4: Simplify right side
    12,732.65x = 124,176,090.57
  5. Step 5: Solve for x
    x = 124,176,090.57/12,732.65
  6. Step 6: Final answer
    x = 9,752.57

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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.