Home / 26,511.68-39,766.61-6,790.41

Finding the Fourth Proportional to 26,511.68, 39,766.61 and 6,790.41

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Solution

The fourth proportional to 26,511.68, 39,766.61 and 6,790.41 is: 10,185.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,511.68 : 39,766.61 = 6,790.41 : x
  2. Step 2: Convert to fraction form
    26,511.68/39,766.61 = 6,790.41/x
  3. Step 3: Cross multiply
    26,511.68x = 39,766.61 × 6,790.41
  4. Step 4: Simplify right side
    26,511.68x = 270,031,603.19
  5. Step 5: Solve for x
    x = 270,031,603.19/26,511.68
  6. Step 6: Final answer
    x = 10,185.38

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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.