Home / 26,803.11-40,208.22-9,933.78

Finding the Fourth Proportional to 26,803.11, 40,208.22 and 9,933.78

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Solution

The fourth proportional to 26,803.11, 40,208.22 and 9,933.78 is: 14,901.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.11 : 40,208.22 = 9,933.78 : x
  2. Step 2: Convert to fraction form
    26,803.11/40,208.22 = 9,933.78/x
  3. Step 3: Cross multiply
    26,803.11x = 40,208.22 × 9,933.78
  4. Step 4: Simplify right side
    26,803.11x = 399,419,611.67
  5. Step 5: Solve for x
    x = 399,419,611.67/26,803.11
  6. Step 6: Final answer
    x = 14,901.99

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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.