Home / 19,459.44-29,161.76-11,126.97

Finding the Fourth Proportional to 19,459.44, 29,161.76 and 11,126.97

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Solution

The fourth proportional to 19,459.44, 29,161.76 and 11,126.97 is: 16,674.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.44 : 29,161.76 = 11,126.97 : x
  2. Step 2: Convert to fraction form
    19,459.44/29,161.76 = 11,126.97/x
  3. Step 3: Cross multiply
    19,459.44x = 29,161.76 × 11,126.97
  4. Step 4: Simplify right side
    19,459.44x = 324,481,973.03
  5. Step 5: Solve for x
    x = 324,481,973.03/19,459.44
  6. Step 6: Final answer
    x = 16,674.78

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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.