Home / 16,505.36-22,787.26-10,849.57

Finding the Fourth Proportional to 16,505.36, 22,787.26 and 10,849.57

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Solution

The fourth proportional to 16,505.36, 22,787.26 and 10,849.57 is: 14,978.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.36 : 22,787.26 = 10,849.57 : x
  2. Step 2: Convert to fraction form
    16,505.36/22,787.26 = 10,849.57/x
  3. Step 3: Cross multiply
    16,505.36x = 22,787.26 × 10,849.57
  4. Step 4: Simplify right side
    16,505.36x = 247,231,972.48
  5. Step 5: Solve for x
    x = 247,231,972.48/16,505.36
  6. Step 6: Final answer
    x = 14,978.89

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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.