Home / 39,793.40-54,922.68-22,809.02

Finding the Fourth Proportional to 39,793.40, 54,922.68 and 22,809.02

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Solution

The fourth proportional to 39,793.40, 54,922.68 and 22,809.02 is: 31,480.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,793.40 : 54,922.68 = 22,809.02 : x
  2. Step 2: Convert to fraction form
    39,793.40/54,922.68 = 22,809.02/x
  3. Step 3: Cross multiply
    39,793.40x = 54,922.68 × 22,809.02
  4. Step 4: Simplify right side
    39,793.40x = 1,252,732,506.57
  5. Step 5: Solve for x
    x = 1,252,732,506.57/39,793.40
  6. Step 6: Final answer
    x = 31,480.92

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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.