Home / 26,640.78-36,763.92-14,704.36

Finding the Fourth Proportional to 26,640.78, 36,763.92 and 14,704.36

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Solution

The fourth proportional to 26,640.78, 36,763.92 and 14,704.36 is: 20,291.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.78 : 36,763.92 = 14,704.36 : x
  2. Step 2: Convert to fraction form
    26,640.78/36,763.92 = 14,704.36/x
  3. Step 3: Cross multiply
    26,640.78x = 36,763.92 × 14,704.36
  4. Step 4: Simplify right side
    26,640.78x = 540,589,914.69
  5. Step 5: Solve for x
    x = 540,589,914.69/26,640.78
  6. Step 6: Final answer
    x = 20,291.82

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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.