Home / 26,540.03-36,625.20-15,929.71

Finding the Fourth Proportional to 26,540.03, 36,625.20 and 15,929.71

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Solution

The fourth proportional to 26,540.03, 36,625.20 and 15,929.71 is: 21,982.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,540.03 : 36,625.20 = 15,929.71 : x
  2. Step 2: Convert to fraction form
    26,540.03/36,625.20 = 15,929.71/x
  3. Step 3: Cross multiply
    26,540.03x = 36,625.20 × 15,929.71
  4. Step 4: Simplify right side
    26,540.03x = 583,428,814.69
  5. Step 5: Solve for x
    x = 583,428,814.69/26,540.03
  6. Step 6: Final answer
    x = 21,982.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.