Home / 26,154.25-39,228.54-15,481.69

Finding the Fourth Proportional to 26,154.25, 39,228.54 and 15,481.69

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Solution

The fourth proportional to 26,154.25, 39,228.54 and 15,481.69 is: 23,220.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154.25 : 39,228.54 = 15,481.69 : x
  2. Step 2: Convert to fraction form
    26,154.25/39,228.54 = 15,481.69/x
  3. Step 3: Cross multiply
    26,154.25x = 39,228.54 × 15,481.69
  4. Step 4: Simplify right side
    26,154.25x = 607,324,018.02
  5. Step 5: Solve for x
    x = 607,324,018.02/26,154.25
  6. Step 6: Final answer
    x = 23,220.85

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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.