Home / 25,793.12-38,676.92-9,150.66

Finding the Fourth Proportional to 25,793.12, 38,676.92 and 9,150.66

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Solution

The fourth proportional to 25,793.12, 38,676.92 and 9,150.66 is: 13,721.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,793.12 : 38,676.92 = 9,150.66 : x
  2. Step 2: Convert to fraction form
    25,793.12/38,676.92 = 9,150.66/x
  3. Step 3: Cross multiply
    25,793.12x = 38,676.92 × 9,150.66
  4. Step 4: Simplify right side
    25,793.12x = 353,919,299.01
  5. Step 5: Solve for x
    x = 353,919,299.01/25,793.12
  6. Step 6: Final answer
    x = 13,721.46

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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.