Home / 18,952.57-26,160.33-10,997.97

Finding the Fourth Proportional to 18,952.57, 26,160.33 and 10,997.97

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Solution

The fourth proportional to 18,952.57, 26,160.33 and 10,997.97 is: 15,180.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,952.57 : 26,160.33 = 10,997.97 : x
  2. Step 2: Convert to fraction form
    18,952.57/26,160.33 = 10,997.97/x
  3. Step 3: Cross multiply
    18,952.57x = 26,160.33 × 10,997.97
  4. Step 4: Simplify right side
    18,952.57x = 287,710,524.53
  5. Step 5: Solve for x
    x = 287,710,524.53/18,952.57
  6. Step 6: Final answer
    x = 15,180.55

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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.