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Finding the Fourth Proportional to 32,357.75, 44,644.97 and 18,932.30

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Solution

The fourth proportional to 32,357.75, 44,644.97 and 18,932.30 is: 26,121.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,357.75 : 44,644.97 = 18,932.30 : x
  2. Step 2: Convert to fraction form
    32,357.75/44,644.97 = 18,932.30/x
  3. Step 3: Cross multiply
    32,357.75x = 44,644.97 × 18,932.30
  4. Step 4: Simplify right side
    32,357.75x = 845,231,870.87
  5. Step 5: Solve for x
    x = 845,231,870.87/32,357.75
  6. Step 6: Final answer
    x = 26,121.47

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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.