Home / 23,838.20-32,896.86-13,228.04

Finding the Fourth Proportional to 23,838.20, 32,896.86 and 13,228.04

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Solution

The fourth proportional to 23,838.20, 32,896.86 and 13,228.04 is: 18,254.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,838.20 : 32,896.86 = 13,228.04 : x
  2. Step 2: Convert to fraction form
    23,838.20/32,896.86 = 13,228.04/x
  3. Step 3: Cross multiply
    23,838.20x = 32,896.86 × 13,228.04
  4. Step 4: Simplify right side
    23,838.20x = 435,160,979.95
  5. Step 5: Solve for x
    x = 435,160,979.95/23,838.20
  6. Step 6: Final answer
    x = 18,254.78

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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.