Home / 26,669.94-40,003.28-11,087.70

Finding the Fourth Proportional to 26,669.94, 40,003.28 and 11,087.70

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Solution

The fourth proportional to 26,669.94, 40,003.28 and 11,087.70 is: 16,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.94 : 40,003.28 = 11,087.70 : x
  2. Step 2: Convert to fraction form
    26,669.94/40,003.28 = 11,087.70/x
  3. Step 3: Cross multiply
    26,669.94x = 40,003.28 × 11,087.70
  4. Step 4: Simplify right side
    26,669.94x = 443,544,367.66
  5. Step 5: Solve for x
    x = 443,544,367.66/26,669.94
  6. Step 6: Final answer
    x = 16,630.87

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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.