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Finding the Fourth Proportional to 22,345.92, 33,517.92 and 6,762.88

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Solution

The fourth proportional to 22,345.92, 33,517.92 and 6,762.88 is: 10,144.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,345.92 : 33,517.92 = 6,762.88 : x
  2. Step 2: Convert to fraction form
    22,345.92/33,517.92 = 6,762.88/x
  3. Step 3: Cross multiply
    22,345.92x = 33,517.92 × 6,762.88
  4. Step 4: Simplify right side
    22,345.92x = 226,677,670.81
  5. Step 5: Solve for x
    x = 226,677,670.81/22,345.92
  6. Step 6: Final answer
    x = 10,144.03

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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.