Home / 26,006.75-39,015.98-8,238.48

Finding the Fourth Proportional to 26,006.75, 39,015.98 and 8,238.48

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Solution

The fourth proportional to 26,006.75, 39,015.98 and 8,238.48 is: 12,359.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,006.75 : 39,015.98 = 8,238.48 : x
  2. Step 2: Convert to fraction form
    26,006.75/39,015.98 = 8,238.48/x
  3. Step 3: Cross multiply
    26,006.75x = 39,015.98 × 8,238.48
  4. Step 4: Simplify right side
    26,006.75x = 321,432,329.72
  5. Step 5: Solve for x
    x = 321,432,329.72/26,006.75
  6. Step 6: Final answer
    x = 12,359.58

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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.