Home / 25,793.90-38,778.33-20,595.32

Finding the Fourth Proportional to 25,793.90, 38,778.33 and 20,595.32

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Solution

The fourth proportional to 25,793.90, 38,778.33 and 20,595.32 is: 30,962.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,793.90 : 38,778.33 = 20,595.32 : x
  2. Step 2: Convert to fraction form
    25,793.90/38,778.33 = 20,595.32/x
  3. Step 3: Cross multiply
    25,793.90x = 38,778.33 × 20,595.32
  4. Step 4: Simplify right side
    25,793.90x = 798,652,115.42
  5. Step 5: Solve for x
    x = 798,652,115.42/25,793.90
  6. Step 6: Final answer
    x = 30,962.83

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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.