Home / 54,842.38-82,263.57-19,782.03

Finding the Fourth Proportional to 54,842.38, 82,263.57 and 19,782.03

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Solution

The fourth proportional to 54,842.38, 82,263.57 and 19,782.03 is: 29,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,842.38 : 82,263.57 = 19,782.03 : x
  2. Step 2: Convert to fraction form
    54,842.38/82,263.57 = 19,782.03/x
  3. Step 3: Cross multiply
    54,842.38x = 82,263.57 × 19,782.03
  4. Step 4: Simplify right side
    54,842.38x = 1,627,340,278.17
  5. Step 5: Solve for x
    x = 1,627,340,278.17/54,842.38
  6. Step 6: Final answer
    x = 29,673.05

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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.