Home / 26,500.29-39,750.03-6,778.68

Finding the Fourth Proportional to 26,500.29, 39,750.03 and 6,778.68

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Solution

The fourth proportional to 26,500.29, 39,750.03 and 6,778.68 is: 10,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500.29 : 39,750.03 = 6,778.68 : x
  2. Step 2: Convert to fraction form
    26,500.29/39,750.03 = 6,778.68/x
  3. Step 3: Cross multiply
    26,500.29x = 39,750.03 × 6,778.68
  4. Step 4: Simplify right side
    26,500.29x = 269,452,733.36
  5. Step 5: Solve for x
    x = 269,452,733.36/26,500.29
  6. Step 6: Final answer
    x = 10,167.92

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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.