Home / 26,891.68-40,302.96-11,287.84

Finding the Fourth Proportional to 26,891.68, 40,302.96 and 11,287.84

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Solution

The fourth proportional to 26,891.68, 40,302.96 and 11,287.84 is: 16,917.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.68 : 40,302.96 = 11,287.84 : x
  2. Step 2: Convert to fraction form
    26,891.68/40,302.96 = 11,287.84/x
  3. Step 3: Cross multiply
    26,891.68x = 40,302.96 × 11,287.84
  4. Step 4: Simplify right side
    26,891.68x = 454,933,364.01
  5. Step 5: Solve for x
    x = 454,933,364.01/26,891.68
  6. Step 6: Final answer
    x = 16,917.25

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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.