Home / 25,630.64-38,452.42-7,162.64

Finding the Fourth Proportional to 25,630.64, 38,452.42 and 7,162.64

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Solution

The fourth proportional to 25,630.64, 38,452.42 and 7,162.64 is: 10,745.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630.64 : 38,452.42 = 7,162.64 : x
  2. Step 2: Convert to fraction form
    25,630.64/38,452.42 = 7,162.64/x
  3. Step 3: Cross multiply
    25,630.64x = 38,452.42 × 7,162.64
  4. Step 4: Simplify right side
    25,630.64x = 275,420,841.59
  5. Step 5: Solve for x
    x = 275,420,841.59/25,630.64
  6. Step 6: Final answer
    x = 10,745.77

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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.