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Finding the Fourth Proportional to 32,046.80, 44,187.07 and 21,843.87

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Solution

The fourth proportional to 32,046.80, 44,187.07 and 21,843.87 is: 30,118.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,046.80 : 44,187.07 = 21,843.87 : x
  2. Step 2: Convert to fraction form
    32,046.80/44,187.07 = 21,843.87/x
  3. Step 3: Cross multiply
    32,046.80x = 44,187.07 × 21,843.87
  4. Step 4: Simplify right side
    32,046.80x = 965,216,393.07
  5. Step 5: Solve for x
    x = 965,216,393.07/32,046.80
  6. Step 6: Final answer
    x = 30,118.97

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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.