Home / 23,827.28-32,879.56-13,217.04

Finding the Fourth Proportional to 23,827.28, 32,879.56 and 13,217.04

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Solution

The fourth proportional to 23,827.28, 32,879.56 and 13,217.04 is: 18,238.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,827.28 : 32,879.56 = 13,217.04 : x
  2. Step 2: Convert to fraction form
    23,827.28/32,879.56 = 13,217.04/x
  3. Step 3: Cross multiply
    23,827.28x = 32,879.56 × 13,217.04
  4. Step 4: Simplify right side
    23,827.28x = 434,570,459.70
  5. Step 5: Solve for x
    x = 434,570,459.70/23,827.28
  6. Step 6: Final answer
    x = 18,238.36

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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.