Home / 39,425.55-54,404.91-22,427.34

Finding the Fourth Proportional to 39,425.55, 54,404.91 and 22,427.34

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Solution

The fourth proportional to 39,425.55, 54,404.91 and 22,427.34 is: 30,948.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,425.55 : 54,404.91 = 22,427.34 : x
  2. Step 2: Convert to fraction form
    39,425.55/54,404.91 = 22,427.34/x
  3. Step 3: Cross multiply
    39,425.55x = 54,404.91 × 22,427.34
  4. Step 4: Simplify right side
    39,425.55x = 1,220,157,414.24
  5. Step 5: Solve for x
    x = 1,220,157,414.24/39,425.55
  6. Step 6: Final answer
    x = 30,948.39

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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.