Home / 26,415.33-39,658.18-15,329.97

Finding the Fourth Proportional to 26,415.33, 39,658.18 and 15,329.97

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Solution

The fourth proportional to 26,415.33, 39,658.18 and 15,329.97 is: 23,015.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415.33 : 39,658.18 = 15,329.97 : x
  2. Step 2: Convert to fraction form
    26,415.33/39,658.18 = 15,329.97/x
  3. Step 3: Cross multiply
    26,415.33x = 39,658.18 × 15,329.97
  4. Step 4: Simplify right side
    26,415.33x = 607,958,709.65
  5. Step 5: Solve for x
    x = 607,958,709.65/26,415.33
  6. Step 6: Final answer
    x = 23,015.38

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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.