Home / 34,223.87-51,293.42-19,387.81

Finding the Fourth Proportional to 34,223.87, 51,293.42 and 19,387.81

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Solution

The fourth proportional to 34,223.87, 51,293.42 and 19,387.81 is: 29,057.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,223.87 : 51,293.42 = 19,387.81 : x
  2. Step 2: Convert to fraction form
    34,223.87/51,293.42 = 19,387.81/x
  3. Step 3: Cross multiply
    34,223.87x = 51,293.42 × 19,387.81
  4. Step 4: Simplify right side
    34,223.87x = 994,466,856.04
  5. Step 5: Solve for x
    x = 994,466,856.04/34,223.87
  6. Step 6: Final answer
    x = 29,057.70

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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.