Home / 22,237.97-30,687.93-12,166.38

Finding the Fourth Proportional to 22,237.97, 30,687.93 and 12,166.38

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Solution

The fourth proportional to 22,237.97, 30,687.93 and 12,166.38 is: 16,789.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,237.97 : 30,687.93 = 12,166.38 : x
  2. Step 2: Convert to fraction form
    22,237.97/30,687.93 = 12,166.38/x
  3. Step 3: Cross multiply
    22,237.97x = 30,687.93 × 12,166.38
  4. Step 4: Simplify right side
    22,237.97x = 373,361,017.79
  5. Step 5: Solve for x
    x = 373,361,017.79/22,237.97
  6. Step 6: Final answer
    x = 16,789.35

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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.