Home / 12,732.19-17,570.60-7,067.30

Finding the Fourth Proportional to 12,732.19, 17,570.60 and 7,067.30

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Solution

The fourth proportional to 12,732.19, 17,570.60 and 7,067.30 is: 9,752.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.19 : 17,570.60 = 7,067.30 : x
  2. Step 2: Convert to fraction form
    12,732.19/17,570.60 = 7,067.30/x
  3. Step 3: Cross multiply
    12,732.19x = 17,570.60 × 7,067.30
  4. Step 4: Simplify right side
    12,732.19x = 124,176,675.12
  5. Step 5: Solve for x
    x = 124,176,675.12/12,732.19
  6. Step 6: Final answer
    x = 9,752.97

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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.