Home / 23,819.90-32,871.66-13,209.68

Finding the Fourth Proportional to 23,819.90, 32,871.66 and 13,209.68

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Solution

The fourth proportional to 23,819.90, 32,871.66 and 13,209.68 is: 18,229.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,819.90 : 32,871.66 = 13,209.68 : x
  2. Step 2: Convert to fraction form
    23,819.90/32,871.66 = 13,209.68/x
  3. Step 3: Cross multiply
    23,819.90x = 32,871.66 × 13,209.68
  4. Step 4: Simplify right side
    23,819.90x = 434,224,109.67
  5. Step 5: Solve for x
    x = 434,224,109.67/23,819.90
  6. Step 6: Final answer
    x = 18,229.47

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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.