Home / 45,964.52-68,882.99-20,943.42

Finding the Fourth Proportional to 45,964.52, 68,882.99 and 20,943.42

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Solution

The fourth proportional to 45,964.52, 68,882.99 and 20,943.42 is: 31,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,964.52 : 68,882.99 = 20,943.42 : x
  2. Step 2: Convert to fraction form
    45,964.52/68,882.99 = 20,943.42/x
  3. Step 3: Cross multiply
    45,964.52x = 68,882.99 × 20,943.42
  4. Step 4: Simplify right side
    45,964.52x = 1,442,645,390.43
  5. Step 5: Solve for x
    x = 1,442,645,390.43/45,964.52
  6. Step 6: Final answer
    x = 31,386.06

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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.