Home / 69,317.39-103,974.57-19,396.49

Finding the Fourth Proportional to 69,317.39, 103,974.57 and 19,396.49

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Solution

The fourth proportional to 69,317.39, 103,974.57 and 19,396.49 is: 29,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,317.39 : 103,974.57 = 19,396.49 : x
  2. Step 2: Convert to fraction form
    69,317.39/103,974.57 = 19,396.49/x
  3. Step 3: Cross multiply
    69,317.39x = 103,974.57 × 19,396.49
  4. Step 4: Simplify right side
    69,317.39x = 2,016,741,187.39
  5. Step 5: Solve for x
    x = 2,016,741,187.39/69,317.39
  6. Step 6: Final answer
    x = 29,094.30

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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.