Home / 26,195.40-39,297.69-9,578.79

Finding the Fourth Proportional to 26,195.40, 39,297.69 and 9,578.79

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Solution

The fourth proportional to 26,195.40, 39,297.69 and 9,578.79 is: 14,369.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,195.40 : 39,297.69 = 9,578.79 : x
  2. Step 2: Convert to fraction form
    26,195.40/39,297.69 = 9,578.79/x
  3. Step 3: Cross multiply
    26,195.40x = 39,297.69 × 9,578.79
  4. Step 4: Simplify right side
    26,195.40x = 376,424,320.00
  5. Step 5: Solve for x
    x = 376,424,320.00/26,195.40
  6. Step 6: Final answer
    x = 14,369.86

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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.