Home / 26,786.20-40,169.98-10,986.68

Finding the Fourth Proportional to 26,786.20, 40,169.98 and 10,986.68

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Solution

The fourth proportional to 26,786.20, 40,169.98 and 10,986.68 is: 16,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,786.20 : 40,169.98 = 10,986.68 : x
  2. Step 2: Convert to fraction form
    26,786.20/40,169.98 = 10,986.68/x
  3. Step 3: Cross multiply
    26,786.20x = 40,169.98 × 10,986.68
  4. Step 4: Simplify right side
    26,786.20x = 441,334,715.87
  5. Step 5: Solve for x
    x = 441,334,715.87/26,786.20
  6. Step 6: Final answer
    x = 16,476.20

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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.