Home / 49,367.17-74,059.94-19,787.31

Finding the Fourth Proportional to 49,367.17, 74,059.94 and 19,787.31

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Solution

The fourth proportional to 49,367.17, 74,059.94 and 19,787.31 is: 29,684.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,367.17 : 74,059.94 = 19,787.31 : x
  2. Step 2: Convert to fraction form
    49,367.17/74,059.94 = 19,787.31/x
  3. Step 3: Cross multiply
    49,367.17x = 74,059.94 × 19,787.31
  4. Step 4: Simplify right side
    49,367.17x = 1,465,446,991.36
  5. Step 5: Solve for x
    x = 1,465,446,991.36/49,367.17
  6. Step 6: Final answer
    x = 29,684.65

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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.