Home / 26,065.86-39,067.44-12,006.55

Finding the Fourth Proportional to 26,065.86, 39,067.44 and 12,006.55

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Solution

The fourth proportional to 26,065.86, 39,067.44 and 12,006.55 is: 17,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,065.86 : 39,067.44 = 12,006.55 : x
  2. Step 2: Convert to fraction form
    26,065.86/39,067.44 = 12,006.55/x
  3. Step 3: Cross multiply
    26,065.86x = 39,067.44 × 12,006.55
  4. Step 4: Simplify right side
    26,065.86x = 469,065,171.73
  5. Step 5: Solve for x
    x = 469,065,171.73/26,065.86
  6. Step 6: Final answer
    x = 17,995.38

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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.