Home / 26,936.55-40,401.79-10,296.21

Finding the Fourth Proportional to 26,936.55, 40,401.79 and 10,296.21

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Solution

The fourth proportional to 26,936.55, 40,401.79 and 10,296.21 is: 15,443.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936.55 : 40,401.79 = 10,296.21 : x
  2. Step 2: Convert to fraction form
    26,936.55/40,401.79 = 10,296.21/x
  3. Step 3: Cross multiply
    26,936.55x = 40,401.79 × 10,296.21
  4. Step 4: Simplify right side
    26,936.55x = 415,985,439.98
  5. Step 5: Solve for x
    x = 415,985,439.98/26,936.55
  6. Step 6: Final answer
    x = 15,443.16

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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.