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Finding the Fourth Proportional to 12,732.93, 17,570.97 and 7,067.93

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Solution

The fourth proportional to 12,732.93, 17,570.97 and 7,067.93 is: 9,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.93 : 17,570.97 = 7,067.93 : x
  2. Step 2: Convert to fraction form
    12,732.93/17,570.97 = 7,067.93/x
  3. Step 3: Cross multiply
    12,732.93x = 17,570.97 × 7,067.93
  4. Step 4: Simplify right side
    12,732.93x = 124,190,385.99
  5. Step 5: Solve for x
    x = 124,190,385.99/12,732.93
  6. Step 6: Final answer
    x = 9,753.48

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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.