Home / 26,589.36-39,884.17-6,866.55

Finding the Fourth Proportional to 26,589.36, 39,884.17 and 6,866.55

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Solution

The fourth proportional to 26,589.36, 39,884.17 and 6,866.55 is: 10,299.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,589.36 : 39,884.17 = 6,866.55 : x
  2. Step 2: Convert to fraction form
    26,589.36/39,884.17 = 6,866.55/x
  3. Step 3: Cross multiply
    26,589.36x = 39,884.17 × 6,866.55
  4. Step 4: Simplify right side
    26,589.36x = 273,866,647.51
  5. Step 5: Solve for x
    x = 273,866,647.51/26,589.36
  6. Step 6: Final answer
    x = 10,299.86

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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.