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Finding the Fourth Proportional to 36,753.91, 50,720.34 and 22,413.72

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Solution

The fourth proportional to 36,753.91, 50,720.34 and 22,413.72 is: 30,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,753.91 : 50,720.34 = 22,413.72 : x
  2. Step 2: Convert to fraction form
    36,753.91/50,720.34 = 22,413.72/x
  3. Step 3: Cross multiply
    36,753.91x = 50,720.34 × 22,413.72
  4. Step 4: Simplify right side
    36,753.91x = 1,136,831,499.06
  5. Step 5: Solve for x
    x = 1,136,831,499.06/36,753.91
  6. Step 6: Final answer
    x = 30,930.90

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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.