Home / 12,342.97-17,033.23-6,677.72

Finding the Fourth Proportional to 12,342.97, 17,033.23 and 6,677.72

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Solution

The fourth proportional to 12,342.97, 17,033.23 and 6,677.72 is: 9,215.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,342.97 : 17,033.23 = 6,677.72 : x
  2. Step 2: Convert to fraction form
    12,342.97/17,033.23 = 6,677.72/x
  3. Step 3: Cross multiply
    12,342.97x = 17,033.23 × 6,677.72
  4. Step 4: Simplify right side
    12,342.97x = 113,743,166.52
  5. Step 5: Solve for x
    x = 113,743,166.52/12,342.97
  6. Step 6: Final answer
    x = 9,215.22

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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.