Home / 23,819.80-32,871.26-13,209.16

Finding the Fourth Proportional to 23,819.80, 32,871.26 and 13,209.16

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Solution

The fourth proportional to 23,819.80, 32,871.26 and 13,209.16 is: 18,228.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,819.80 : 32,871.26 = 13,209.16 : x
  2. Step 2: Convert to fraction form
    23,819.80/32,871.26 = 13,209.16/x
  3. Step 3: Cross multiply
    23,819.80x = 32,871.26 × 13,209.16
  4. Step 4: Simplify right side
    23,819.80x = 434,201,732.74
  5. Step 5: Solve for x
    x = 434,201,732.74/23,819.80
  6. Step 6: Final answer
    x = 18,228.61

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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.