Home / 23,819.16-32,871.46-13,208.80

Finding the Fourth Proportional to 23,819.16, 32,871.46 and 13,208.80

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Solution

The fourth proportional to 23,819.16, 32,871.46 and 13,208.80 is: 18,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,819.16 : 32,871.46 = 13,208.80 : x
  2. Step 2: Convert to fraction form
    23,819.16/32,871.46 = 13,208.80/x
  3. Step 3: Cross multiply
    23,819.16x = 32,871.46 × 13,208.80
  4. Step 4: Simplify right side
    23,819.16x = 434,192,540.85
  5. Step 5: Solve for x
    x = 434,192,540.85/23,819.16
  6. Step 6: Final answer
    x = 18,228.71

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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.