Home / 25,835.20-38,743.20-10,249.60

Finding the Fourth Proportional to 25,835.20, 38,743.20 and 10,249.60

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Solution

The fourth proportional to 25,835.20, 38,743.20 and 10,249.60 is: 15,370.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,835.20 : 38,743.20 = 10,249.60 : x
  2. Step 2: Convert to fraction form
    25,835.20/38,743.20 = 10,249.60/x
  3. Step 3: Cross multiply
    25,835.20x = 38,743.20 × 10,249.60
  4. Step 4: Simplify right side
    25,835.20x = 397,102,302.72
  5. Step 5: Solve for x
    x = 397,102,302.72/25,835.20
  6. Step 6: Final answer
    x = 15,370.59

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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.