Home / 13,226.82-19,807.43-11,045.22

Finding the Fourth Proportional to 13,226.82, 19,807.43 and 11,045.22

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Solution

The fourth proportional to 13,226.82, 19,807.43 and 11,045.22 is: 16,540.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.82 : 19,807.43 = 11,045.22 : x
  2. Step 2: Convert to fraction form
    13,226.82/19,807.43 = 11,045.22/x
  3. Step 3: Cross multiply
    13,226.82x = 19,807.43 × 11,045.22
  4. Step 4: Simplify right side
    13,226.82x = 218,777,366.76
  5. Step 5: Solve for x
    x = 218,777,366.76/13,226.82
  6. Step 6: Final answer
    x = 16,540.44

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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.