Home / 12,844.45-19,269.37-5,448.74

Finding the Fourth Proportional to 12,844.45, 19,269.37 and 5,448.74

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Solution

The fourth proportional to 12,844.45, 19,269.37 and 5,448.74 is: 8,174.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.45 : 19,269.37 = 5,448.74 : x
  2. Step 2: Convert to fraction form
    12,844.45/19,269.37 = 5,448.74/x
  3. Step 3: Cross multiply
    12,844.45x = 19,269.37 × 5,448.74
  4. Step 4: Simplify right side
    12,844.45x = 104,993,844.82
  5. Step 5: Solve for x
    x = 104,993,844.82/12,844.45
  6. Step 6: Final answer
    x = 8,174.26

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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.