Home / 26,994.42-40,490.06-10,353.78

Finding the Fourth Proportional to 26,994.42, 40,490.06 and 10,353.78

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Solution

The fourth proportional to 26,994.42, 40,490.06 and 10,353.78 is: 15,530.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,994.42 : 40,490.06 = 10,353.78 : x
  2. Step 2: Convert to fraction form
    26,994.42/40,490.06 = 10,353.78/x
  3. Step 3: Cross multiply
    26,994.42x = 40,490.06 × 10,353.78
  4. Step 4: Simplify right side
    26,994.42x = 419,225,121.66
  5. Step 5: Solve for x
    x = 419,225,121.66/26,994.42
  6. Step 6: Final answer
    x = 15,530.07

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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.