Home / 26,986.29-40,479.42-7,264.33

Finding the Fourth Proportional to 26,986.29, 40,479.42 and 7,264.33

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Solution

The fourth proportional to 26,986.29, 40,479.42 and 7,264.33 is: 10,896.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.29 : 40,479.42 = 7,264.33 : x
  2. Step 2: Convert to fraction form
    26,986.29/40,479.42 = 7,264.33/x
  3. Step 3: Cross multiply
    26,986.29x = 40,479.42 × 7,264.33
  4. Step 4: Simplify right side
    26,986.29x = 294,055,865.09
  5. Step 5: Solve for x
    x = 294,055,865.09/26,986.29
  6. Step 6: Final answer
    x = 10,896.49

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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.