Home / 26,769.84-40,114.08-21,199.92

Finding the Fourth Proportional to 26,769.84, 40,114.08 and 21,199.92

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Solution

The fourth proportional to 26,769.84, 40,114.08 and 21,199.92 is: 31,767.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,769.84 : 40,114.08 = 21,199.92 : x
  2. Step 2: Convert to fraction form
    26,769.84/40,114.08 = 21,199.92/x
  3. Step 3: Cross multiply
    26,769.84x = 40,114.08 × 21,199.92
  4. Step 4: Simplify right side
    26,769.84x = 850,415,286.87
  5. Step 5: Solve for x
    x = 850,415,286.87/26,769.84
  6. Step 6: Final answer
    x = 31,767.66

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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.