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Finding the Fourth Proportional to 22,793.90, 34,190.85 and 22,405.10

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Solution

The fourth proportional to 22,793.90, 34,190.85 and 22,405.10 is: 33,607.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,793.90 : 34,190.85 = 22,405.10 : x
  2. Step 2: Convert to fraction form
    22,793.90/34,190.85 = 22,405.10/x
  3. Step 3: Cross multiply
    22,793.90x = 34,190.85 × 22,405.10
  4. Step 4: Simplify right side
    22,793.90x = 766,049,413.34
  5. Step 5: Solve for x
    x = 766,049,413.34/22,793.90
  6. Step 6: Final answer
    x = 33,607.65

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Similar ratio
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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.