Home / 39,425.76-54,404.28-22,425.48

Finding the Fourth Proportional to 39,425.76, 54,404.28 and 22,425.48

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Solution

The fourth proportional to 39,425.76, 54,404.28 and 22,425.48 is: 30,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,425.76 : 54,404.28 = 22,425.48 : x
  2. Step 2: Convert to fraction form
    39,425.76/54,404.28 = 22,425.48/x
  3. Step 3: Cross multiply
    39,425.76x = 54,404.28 × 22,425.48
  4. Step 4: Simplify right side
    39,425.76x = 1,220,042,093.05
  5. Step 5: Solve for x
    x = 1,220,042,093.05/39,425.76
  6. Step 6: Final answer
    x = 30,945.30

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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.