Home / 22,718.44-34,054.70-11,439.30

Finding the Fourth Proportional to 22,718.44, 34,054.70 and 11,439.30

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Solution

The fourth proportional to 22,718.44, 34,054.70 and 11,439.30 is: 17,147.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,718.44 : 34,054.70 = 11,439.30 : x
  2. Step 2: Convert to fraction form
    22,718.44/34,054.70 = 11,439.30/x
  3. Step 3: Cross multiply
    22,718.44x = 34,054.70 × 11,439.30
  4. Step 4: Simplify right side
    22,718.44x = 389,561,929.71
  5. Step 5: Solve for x
    x = 389,561,929.71/22,718.44
  6. Step 6: Final answer
    x = 17,147.39

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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.