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Finding the Fourth Proportional to 23,481.70, 32,211.77 and 22,210.54

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Solution

The fourth proportional to 23,481.70, 32,211.77 and 22,210.54 is: 30,468.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,481.70 : 32,211.77 = 22,210.54 : x
  2. Step 2: Convert to fraction form
    23,481.70/32,211.77 = 22,210.54/x
  3. Step 3: Cross multiply
    23,481.70x = 32,211.77 × 22,210.54
  4. Step 4: Simplify right side
    23,481.70x = 715,440,806.06
  5. Step 5: Solve for x
    x = 715,440,806.06/23,481.70
  6. Step 6: Final answer
    x = 30,468.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.