Home / 39,207.33-54,107.33-22,445.73

Finding the Fourth Proportional to 39,207.33, 54,107.33 and 22,445.73

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Solution

The fourth proportional to 39,207.33, 54,107.33 and 22,445.73 is: 30,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,207.33 : 54,107.33 = 22,445.73 : x
  2. Step 2: Convert to fraction form
    39,207.33/54,107.33 = 22,445.73/x
  3. Step 3: Cross multiply
    39,207.33x = 54,107.33 × 22,445.73
  4. Step 4: Simplify right side
    39,207.33x = 1,214,478,407.97
  5. Step 5: Solve for x
    x = 1,214,478,407.97/39,207.33
  6. Step 6: Final answer
    x = 30,975.80

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1.5x scale

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.