Home / 25,829.50-38,739.15-7,104.73

Finding the Fourth Proportional to 25,829.50, 38,739.15 and 7,104.73

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Solution

The fourth proportional to 25,829.50, 38,739.15 and 7,104.73 is: 10,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,829.50 : 38,739.15 = 7,104.73 : x
  2. Step 2: Convert to fraction form
    25,829.50/38,739.15 = 7,104.73/x
  3. Step 3: Cross multiply
    25,829.50x = 38,739.15 × 7,104.73
  4. Step 4: Simplify right side
    25,829.50x = 275,231,201.18
  5. Step 5: Solve for x
    x = 275,231,201.18/25,829.50
  6. Step 6: Final answer
    x = 10,655.69

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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.