Home / 12,949.71-19,424.57-5,549.37

Finding the Fourth Proportional to 12,949.71, 19,424.57 and 5,549.37

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Solution

The fourth proportional to 12,949.71, 19,424.57 and 5,549.37 is: 8,324.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949.71 : 19,424.57 = 5,549.37 : x
  2. Step 2: Convert to fraction form
    12,949.71/19,424.57 = 5,549.37/x
  3. Step 3: Cross multiply
    12,949.71x = 19,424.57 × 5,549.37
  4. Step 4: Simplify right side
    12,949.71x = 107,794,098.27
  5. Step 5: Solve for x
    x = 107,794,098.27/12,949.71
  6. Step 6: Final answer
    x = 8,324.06

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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.