Home / 22,166.94-30,590.40-12,095.42

Finding the Fourth Proportional to 22,166.94, 30,590.40 and 12,095.42

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Solution

The fourth proportional to 22,166.94, 30,590.40 and 12,095.42 is: 16,691.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.94 : 30,590.40 = 12,095.42 : x
  2. Step 2: Convert to fraction form
    22,166.94/30,590.40 = 12,095.42/x
  3. Step 3: Cross multiply
    22,166.94x = 30,590.40 × 12,095.42
  4. Step 4: Simplify right side
    22,166.94x = 370,003,735.97
  5. Step 5: Solve for x
    x = 370,003,735.97/22,166.94
  6. Step 6: Final answer
    x = 16,691.69

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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.