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Finding the Fourth Proportional to 32,481.71, 48,725.66 and 9,108.08

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Solution

The fourth proportional to 32,481.71, 48,725.66 and 9,108.08 is: 13,662.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,481.71 : 48,725.66 = 9,108.08 : x
  2. Step 2: Convert to fraction form
    32,481.71/48,725.66 = 9,108.08/x
  3. Step 3: Cross multiply
    32,481.71x = 48,725.66 × 9,108.08
  4. Step 4: Simplify right side
    32,481.71x = 443,797,209.33
  5. Step 5: Solve for x
    x = 443,797,209.33/32,481.71
  6. Step 6: Final answer
    x = 13,662.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.