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Finding the Fourth Proportional to 22,630.30, 33,945.48 and 6,839.84

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Solution

The fourth proportional to 22,630.30, 33,945.48 and 6,839.84 is: 10,259.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,630.30 : 33,945.48 = 6,839.84 : x
  2. Step 2: Convert to fraction form
    22,630.30/33,945.48 = 6,839.84/x
  3. Step 3: Cross multiply
    22,630.30x = 33,945.48 × 6,839.84
  4. Step 4: Simplify right side
    22,630.30x = 232,181,651.92
  5. Step 5: Solve for x
    x = 232,181,651.92/22,630.30
  6. Step 6: Final answer
    x = 10,259.77

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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.