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Finding the Fourth Proportional to 22,590.46, 33,890.22 and 7,799.92

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Solution

The fourth proportional to 22,590.46, 33,890.22 and 7,799.92 is: 11,701.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,590.46 : 33,890.22 = 7,799.92 : x
  2. Step 2: Convert to fraction form
    22,590.46/33,890.22 = 7,799.92/x
  3. Step 3: Cross multiply
    22,590.46x = 33,890.22 × 7,799.92
  4. Step 4: Simplify right side
    22,590.46x = 264,341,004.78
  5. Step 5: Solve for x
    x = 264,341,004.78/22,590.46
  6. Step 6: Final answer
    x = 11,701.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.