Home / 16,576.31-22,796.91-13,179.17

Finding the Fourth Proportional to 16,576.31, 22,796.91 and 13,179.17

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Solution

The fourth proportional to 16,576.31, 22,796.91 and 13,179.17 is: 18,124.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,576.31 : 22,796.91 = 13,179.17 : x
  2. Step 2: Convert to fraction form
    16,576.31/22,796.91 = 13,179.17/x
  3. Step 3: Cross multiply
    16,576.31x = 22,796.91 × 13,179.17
  4. Step 4: Simplify right side
    16,576.31x = 300,444,409.36
  5. Step 5: Solve for x
    x = 300,444,409.36/16,576.31
  6. Step 6: Final answer
    x = 18,124.92

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1.5x scale

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.