Home / 26,891.28-40,336.80-10,247.52

Finding the Fourth Proportional to 26,891.28, 40,336.80 and 10,247.52

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Solution

The fourth proportional to 26,891.28, 40,336.80 and 10,247.52 is: 15,371.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.28 : 40,336.80 = 10,247.52 : x
  2. Step 2: Convert to fraction form
    26,891.28/40,336.80 = 10,247.52/x
  3. Step 3: Cross multiply
    26,891.28x = 40,336.80 × 10,247.52
  4. Step 4: Simplify right side
    26,891.28x = 413,352,164.74
  5. Step 5: Solve for x
    x = 413,352,164.74/26,891.28
  6. Step 6: Final answer
    x = 15,371.23

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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.