Home / 12,524.43-17,283.75-6,781.95

Finding the Fourth Proportional to 12,524.43, 17,283.75 and 6,781.95

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Solution

The fourth proportional to 12,524.43, 17,283.75 and 6,781.95 is: 9,359.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524.43 : 17,283.75 = 6,781.95 : x
  2. Step 2: Convert to fraction form
    12,524.43/17,283.75 = 6,781.95/x
  3. Step 3: Cross multiply
    12,524.43x = 17,283.75 × 6,781.95
  4. Step 4: Simplify right side
    12,524.43x = 117,217,528.31
  5. Step 5: Solve for x
    x = 117,217,528.31/12,524.43
  6. Step 6: Final answer
    x = 9,359.11

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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.