Home / 25,427.20-38,132.60-23,768.72

Finding the Fourth Proportional to 25,427.20, 38,132.60 and 23,768.72

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Solution

The fourth proportional to 25,427.20, 38,132.60 and 23,768.72 is: 35,645.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,427.20 : 38,132.60 = 23,768.72 : x
  2. Step 2: Convert to fraction form
    25,427.20/38,132.60 = 23,768.72/x
  3. Step 3: Cross multiply
    25,427.20x = 38,132.60 × 23,768.72
  4. Step 4: Simplify right side
    25,427.20x = 906,363,092.27
  5. Step 5: Solve for x
    x = 906,363,092.27/25,427.20
  6. Step 6: Final answer
    x = 35,645.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.