Home / 22,966.82-31,696.05-12,895.93

Finding the Fourth Proportional to 22,966.82, 31,696.05 and 12,895.93

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Solution

The fourth proportional to 22,966.82, 31,696.05 and 12,895.93 is: 17,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,966.82 : 31,696.05 = 12,895.93 : x
  2. Step 2: Convert to fraction form
    22,966.82/31,696.05 = 12,895.93/x
  3. Step 3: Cross multiply
    22,966.82x = 31,696.05 × 12,895.93
  4. Step 4: Simplify right side
    22,966.82x = 408,750,042.08
  5. Step 5: Solve for x
    x = 408,750,042.08/22,966.82
  6. Step 6: Final answer
    x = 17,797.42

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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.