Home / 23,481.60-32,405.85-12,871.68

Finding the Fourth Proportional to 23,481.60, 32,405.85 and 12,871.68

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Solution

The fourth proportional to 23,481.60, 32,405.85 and 12,871.68 is: 17,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,481.60 : 32,405.85 = 12,871.68 : x
  2. Step 2: Convert to fraction form
    23,481.60/32,405.85 = 12,871.68/x
  3. Step 3: Cross multiply
    23,481.60x = 32,405.85 × 12,871.68
  4. Step 4: Simplify right side
    23,481.60x = 417,117,731.33
  5. Step 5: Solve for x
    x = 417,117,731.33/23,481.60
  6. Step 6: Final answer
    x = 17,763.60

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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.