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Finding the Fourth Proportional to 32,053.11, 48,079.66 and 8,679.54

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Solution

The fourth proportional to 32,053.11, 48,079.66 and 8,679.54 is: 13,019.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,053.11 : 48,079.66 = 8,679.54 : x
  2. Step 2: Convert to fraction form
    32,053.11/48,079.66 = 8,679.54/x
  3. Step 3: Cross multiply
    32,053.11x = 48,079.66 × 8,679.54
  4. Step 4: Simplify right side
    32,053.11x = 417,309,332.16
  5. Step 5: Solve for x
    x = 417,309,332.16/32,053.11
  6. Step 6: Final answer
    x = 13,019.31

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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.