Home / 19,169.25-26,456.00-10,787.37

Finding the Fourth Proportional to 19,169.25, 26,456.00 and 10,787.37

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Solution

The fourth proportional to 19,169.25, 26,456.00 and 10,787.37 is: 14,887.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169.25 : 26,456.00 = 10,787.37 : x
  2. Step 2: Convert to fraction form
    19,169.25/26,456.00 = 10,787.37/x
  3. Step 3: Cross multiply
    19,169.25x = 26,456.00 × 10,787.37
  4. Step 4: Simplify right side
    19,169.25x = 285,390,606.78
  5. Step 5: Solve for x
    x = 285,390,606.78/19,169.25
  6. Step 6: Final answer
    x = 14,887.94

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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.