Home / 49,170.83-73,694.48-21,057.75

Finding the Fourth Proportional to 49,170.83, 73,694.48 and 21,057.75

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Solution

The fourth proportional to 49,170.83, 73,694.48 and 21,057.75 is: 31,560.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,170.83 : 73,694.48 = 21,057.75 : x
  2. Step 2: Convert to fraction form
    49,170.83/73,694.48 = 21,057.75/x
  3. Step 3: Cross multiply
    49,170.83x = 73,694.48 × 21,057.75
  4. Step 4: Simplify right side
    49,170.83x = 1,551,839,830.93
  5. Step 5: Solve for x
    x = 1,551,839,830.93/49,170.83
  6. Step 6: Final answer
    x = 31,560.17

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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.