Home / 19,359.52-26,716.22-10,976

Finding the Fourth Proportional to 19,359.52, 26,716.22 and 10,976

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Solution

The fourth proportional to 19,359.52, 26,716.22 and 10,976 is: 15,146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359.52 : 26,716.22 = 10,976 : x
  2. Step 2: Convert to fraction form
    19,359.52/26,716.22 = 10,976/x
  3. Step 3: Cross multiply
    19,359.52x = 26,716.22 × 10,976
  4. Step 4: Simplify right side
    19,359.52x = 293,237,230.72
  5. Step 5: Solve for x
    x = 293,237,230.72/19,359.52
  6. Step 6: Final answer
    x = 15,146.93

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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.