Home / 19,962.82-29,944.32-5,170.69

Finding the Fourth Proportional to 19,962.82, 29,944.32 and 5,170.69

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Solution

The fourth proportional to 19,962.82, 29,944.32 and 5,170.69 is: 7,756.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.82 : 29,944.32 = 5,170.69 : x
  2. Step 2: Convert to fraction form
    19,962.82/29,944.32 = 5,170.69/x
  3. Step 3: Cross multiply
    19,962.82x = 29,944.32 × 5,170.69
  4. Step 4: Simplify right side
    19,962.82x = 154,832,795.98
  5. Step 5: Solve for x
    x = 154,832,795.98/19,962.82
  6. Step 6: Final answer
    x = 7,756.06

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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.