Home / 34,286.91-47,320.31-19,180.41

Finding the Fourth Proportional to 34,286.91, 47,320.31 and 19,180.41

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Solution

The fourth proportional to 34,286.91, 47,320.31 and 19,180.41 is: 26,471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,286.91 : 47,320.31 = 19,180.41 : x
  2. Step 2: Convert to fraction form
    34,286.91/47,320.31 = 19,180.41/x
  3. Step 3: Cross multiply
    34,286.91x = 47,320.31 × 19,180.41
  4. Step 4: Simplify right side
    34,286.91x = 907,622,995.08
  5. Step 5: Solve for x
    x = 907,622,995.08/34,286.91
  6. Step 6: Final answer
    x = 26,471.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.