Home / 23,440.20-32,348.24-12,829.80

Finding the Fourth Proportional to 23,440.20, 32,348.24 and 12,829.80

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Solution

The fourth proportional to 23,440.20, 32,348.24 and 12,829.80 is: 17,705.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,440.20 : 32,348.24 = 12,829.80 : x
  2. Step 2: Convert to fraction form
    23,440.20/32,348.24 = 12,829.80/x
  3. Step 3: Cross multiply
    23,440.20x = 32,348.24 × 12,829.80
  4. Step 4: Simplify right side
    23,440.20x = 415,021,449.55
  5. Step 5: Solve for x
    x = 415,021,449.55/23,440.20
  6. Step 6: Final answer
    x = 17,705.54

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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.