Home / 18,952.26-26,147.28-11,293.98

Finding the Fourth Proportional to 18,952.26, 26,147.28 and 11,293.98

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Solution

The fourth proportional to 18,952.26, 26,147.28 and 11,293.98 is: 15,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,952.26 : 26,147.28 = 11,293.98 : x
  2. Step 2: Convert to fraction form
    18,952.26/26,147.28 = 11,293.98/x
  3. Step 3: Cross multiply
    18,952.26x = 26,147.28 × 11,293.98
  4. Step 4: Simplify right side
    18,952.26x = 295,306,857.37
  5. Step 5: Solve for x
    x = 295,306,857.37/18,952.26
  6. Step 6: Final answer
    x = 15,581.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.