Home / 26,923.92-40,392.66-15,839.88

Finding the Fourth Proportional to 26,923.92, 40,392.66 and 15,839.88

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Solution

The fourth proportional to 26,923.92, 40,392.66 and 15,839.88 is: 23,763.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,923.92 : 40,392.66 = 15,839.88 : x
  2. Step 2: Convert to fraction form
    26,923.92/40,392.66 = 15,839.88/x
  3. Step 3: Cross multiply
    26,923.92x = 40,392.66 × 15,839.88
  4. Step 4: Simplify right side
    26,923.92x = 639,814,887.28
  5. Step 5: Solve for x
    x = 639,814,887.28/26,923.92
  6. Step 6: Final answer
    x = 23,763.81

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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.