Home / 41,155.87-61,705.71-19,797.31

Finding the Fourth Proportional to 41,155.87, 61,705.71 and 19,797.31

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Solution

The fourth proportional to 41,155.87, 61,705.71 and 19,797.31 is: 29,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,155.87 : 61,705.71 = 19,797.31 : x
  2. Step 2: Convert to fraction form
    41,155.87/61,705.71 = 19,797.31/x
  3. Step 3: Cross multiply
    41,155.87x = 61,705.71 × 19,797.31
  4. Step 4: Simplify right side
    41,155.87x = 1,221,606,761.11
  5. Step 5: Solve for x
    x = 1,221,606,761.11/41,155.87
  6. Step 6: Final answer
    x = 29,682.45

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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.