Home / 48,091.62-72,138.24-21,796.59

Finding the Fourth Proportional to 48,091.62, 72,138.24 and 21,796.59

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Solution

The fourth proportional to 48,091.62, 72,138.24 and 21,796.59 is: 32,695.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,091.62 : 72,138.24 = 21,796.59 : x
  2. Step 2: Convert to fraction form
    48,091.62/72,138.24 = 21,796.59/x
  3. Step 3: Cross multiply
    48,091.62x = 72,138.24 × 21,796.59
  4. Step 4: Simplify right side
    48,091.62x = 1,572,367,640.60
  5. Step 5: Solve for x
    x = 1,572,367,640.60/48,091.62
  6. Step 6: Final answer
    x = 32,695.25

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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.