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Finding the Fourth Proportional to 32,121.20, 44,866 and 32,121.20

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Solution

The fourth proportional to 32,121.20, 44,866 and 32,121.20 is: 44,866

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,121.20 : 44,866 = 32,121.20 : x
  2. Step 2: Convert to fraction form
    32,121.20/44,866 = 32,121.20/x
  3. Step 3: Cross multiply
    32,121.20x = 44,866 × 32,121.20
  4. Step 4: Simplify right side
    32,121.20x = 1,441,149,759.20
  5. Step 5: Solve for x
    x = 1,441,149,759.20/32,121.20
  6. Step 6: Final answer
    x = 44,866

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.