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Finding the Fourth Proportional to 32,066.92, 48,105.64 and 9,879.80

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Solution

The fourth proportional to 32,066.92, 48,105.64 and 9,879.80 is: 14,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,066.92 : 48,105.64 = 9,879.80 : x
  2. Step 2: Convert to fraction form
    32,066.92/48,105.64 = 9,879.80/x
  3. Step 3: Cross multiply
    32,066.92x = 48,105.64 × 9,879.80
  4. Step 4: Simplify right side
    32,066.92x = 475,274,102.07
  5. Step 5: Solve for x
    x = 475,274,102.07/32,066.92
  6. Step 6: Final answer
    x = 14,821.32

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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.