Home / 26,175.36-39,265.76-8,399.80

Finding the Fourth Proportional to 26,175.36, 39,265.76 and 8,399.80

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Solution

The fourth proportional to 26,175.36, 39,265.76 and 8,399.80 is: 12,600.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,175.36 : 39,265.76 = 8,399.80 : x
  2. Step 2: Convert to fraction form
    26,175.36/39,265.76 = 8,399.80/x
  3. Step 3: Cross multiply
    26,175.36x = 39,265.76 × 8,399.80
  4. Step 4: Simplify right side
    26,175.36x = 329,824,530.85
  5. Step 5: Solve for x
    x = 329,824,530.85/26,175.36
  6. Step 6: Final answer
    x = 12,600.57

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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.