Home / 43,772.73-65,630.34-21,600.60

Finding the Fourth Proportional to 43,772.73, 65,630.34 and 21,600.60

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Solution

The fourth proportional to 43,772.73, 65,630.34 and 21,600.60 is: 32,386.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,772.73 : 65,630.34 = 21,600.60 : x
  2. Step 2: Convert to fraction form
    43,772.73/65,630.34 = 21,600.60/x
  3. Step 3: Cross multiply
    43,772.73x = 65,630.34 × 21,600.60
  4. Step 4: Simplify right side
    43,772.73x = 1,417,654,722.20
  5. Step 5: Solve for x
    x = 1,417,654,722.20/43,772.73
  6. Step 6: Final answer
    x = 32,386.71

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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.