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Finding the Fourth Proportional to 32,324.78, 48,481.68 and 8,945.76

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Solution

The fourth proportional to 32,324.78, 48,481.68 and 8,945.76 is: 13,417.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,324.78 : 48,481.68 = 8,945.76 : x
  2. Step 2: Convert to fraction form
    32,324.78/48,481.68 = 8,945.76/x
  3. Step 3: Cross multiply
    32,324.78x = 48,481.68 × 8,945.76
  4. Step 4: Simplify right side
    32,324.78x = 433,705,473.68
  5. Step 5: Solve for x
    x = 433,705,473.68/32,324.78
  6. Step 6: Final answer
    x = 13,417.12

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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.