Home / 69,317.87-103,976.81-16,727.35

Finding the Fourth Proportional to 69,317.87, 103,976.81 and 16,727.35

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Solution

The fourth proportional to 69,317.87, 103,976.81 and 16,727.35 is: 25,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,317.87 : 103,976.81 = 16,727.35 : x
  2. Step 2: Convert to fraction form
    69,317.87/103,976.81 = 16,727.35/x
  3. Step 3: Cross multiply
    69,317.87x = 103,976.81 × 16,727.35
  4. Step 4: Simplify right side
    69,317.87x = 1,739,256,601.82
  5. Step 5: Solve for x
    x = 1,739,256,601.82/69,317.87
  6. Step 6: Final answer
    x = 25,091.03

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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.