Home / 39,793.16-54,922.36-22,808.79

Finding the Fourth Proportional to 39,793.16, 54,922.36 and 22,808.79

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Solution

The fourth proportional to 39,793.16, 54,922.36 and 22,808.79 is: 31,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,793.16 : 54,922.36 = 22,808.79 : x
  2. Step 2: Convert to fraction form
    39,793.16/54,922.36 = 22,808.79/x
  3. Step 3: Cross multiply
    39,793.16x = 54,922.36 × 22,808.79
  4. Step 4: Simplify right side
    39,793.16x = 1,252,712,575.54
  5. Step 5: Solve for x
    x = 1,252,712,575.54/39,793.16
  6. Step 6: Final answer
    x = 31,480.60

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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.