Home / 23,169.82-31,972.57-13,099.37

Finding the Fourth Proportional to 23,169.82, 31,972.57 and 13,099.37

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Solution

The fourth proportional to 23,169.82, 31,972.57 and 13,099.37 is: 18,076.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,169.82 : 31,972.57 = 13,099.37 : x
  2. Step 2: Convert to fraction form
    23,169.82/31,972.57 = 13,099.37/x
  3. Step 3: Cross multiply
    23,169.82x = 31,972.57 × 13,099.37
  4. Step 4: Simplify right side
    23,169.82x = 418,820,585.20
  5. Step 5: Solve for x
    x = 418,820,585.20/23,169.82
  6. Step 6: Final answer
    x = 18,076.12

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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.