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Finding the Fourth Proportional to 26,803.00, 40,199.03 and 10,157.30

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Solution

The fourth proportional to 26,803.00, 40,199.03 and 10,157.30 is: 15,233.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.00 : 40,199.03 = 10,157.30 : x
  2. Step 2: Convert to fraction form
    26,803.00/40,199.03 = 10,157.30/x
  3. Step 3: Cross multiply
    26,803.00x = 40,199.03 × 10,157.30
  4. Step 4: Simplify right side
    26,803.00x = 408,313,355.64
  5. Step 5: Solve for x
    x = 408,313,355.64/26,803.00
  6. Step 6: Final answer
    x = 15,233.87

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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.