Home / 22,916.71-34,383.79-11,816.31

Finding the Fourth Proportional to 22,916.71, 34,383.79 and 11,816.31

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Solution

The fourth proportional to 22,916.71, 34,383.79 and 11,816.31 is: 17,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,916.71 : 34,383.79 = 11,816.31 : x
  2. Step 2: Convert to fraction form
    22,916.71/34,383.79 = 11,816.31/x
  3. Step 3: Cross multiply
    22,916.71x = 34,383.79 × 11,816.31
  4. Step 4: Simplify right side
    22,916.71x = 406,289,665.32
  5. Step 5: Solve for x
    x = 406,289,665.32/22,916.71
  6. Step 6: Final answer
    x = 17,728.97

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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.