Home / 69,761.28-104,641.02-17,171.22

Finding the Fourth Proportional to 69,761.28, 104,641.02 and 17,171.22

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Solution

The fourth proportional to 69,761.28, 104,641.02 and 17,171.22 is: 25,756.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,761.28 : 104,641.02 = 17,171.22 : x
  2. Step 2: Convert to fraction form
    69,761.28/104,641.02 = 17,171.22/x
  3. Step 3: Cross multiply
    69,761.28x = 104,641.02 × 17,171.22
  4. Step 4: Simplify right side
    69,761.28x = 1,796,813,975.44
  5. Step 5: Solve for x
    x = 1,796,813,975.44/69,761.28
  6. Step 6: Final answer
    x = 25,756.61

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1.5x scale

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.