Home / 26,510.68-39,736.85-10,919.80

Finding the Fourth Proportional to 26,510.68, 39,736.85 and 10,919.80

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Solution

The fourth proportional to 26,510.68, 39,736.85 and 10,919.80 is: 16,367.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,510.68 : 39,736.85 = 10,919.80 : x
  2. Step 2: Convert to fraction form
    26,510.68/39,736.85 = 10,919.80/x
  3. Step 3: Cross multiply
    26,510.68x = 39,736.85 × 10,919.80
  4. Step 4: Simplify right side
    26,510.68x = 433,918,255.95
  5. Step 5: Solve for x
    x = 433,918,255.95/26,510.68
  6. Step 6: Final answer
    x = 16,367.68

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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.