Home / 69,826.53-104,724.02-19,905.56

Finding the Fourth Proportional to 69,826.53, 104,724.02 and 19,905.56

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Solution

The fourth proportional to 69,826.53, 104,724.02 and 19,905.56 is: 29,853.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,826.53 : 104,724.02 = 19,905.56 : x
  2. Step 2: Convert to fraction form
    69,826.53/104,724.02 = 19,905.56/x
  3. Step 3: Cross multiply
    69,826.53x = 104,724.02 × 19,905.56
  4. Step 4: Simplify right side
    69,826.53x = 2,084,589,640.40
  5. Step 5: Solve for x
    x = 2,084,589,640.40/69,826.53
  6. Step 6: Final answer
    x = 29,853.83

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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.