Home / 23,865.91-32,936.12-13,255.31

Finding the Fourth Proportional to 23,865.91, 32,936.12 and 13,255.31

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Solution

The fourth proportional to 23,865.91, 32,936.12 and 13,255.31 is: 18,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,865.91 : 32,936.12 = 13,255.31 : x
  2. Step 2: Convert to fraction form
    23,865.91/32,936.12 = 13,255.31/x
  3. Step 3: Cross multiply
    23,865.91x = 32,936.12 × 13,255.31
  4. Step 4: Simplify right side
    23,865.91x = 436,578,546.57
  5. Step 5: Solve for x
    x = 436,578,546.57/23,865.91
  6. Step 6: Final answer
    x = 18,292.98

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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.