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Finding the Fourth Proportional to 22,660.81, 33,996.08 and 9,505.60

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Solution

The fourth proportional to 22,660.81, 33,996.08 and 9,505.60 is: 14,260.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,660.81 : 33,996.08 = 9,505.60 : x
  2. Step 2: Convert to fraction form
    22,660.81/33,996.08 = 9,505.60/x
  3. Step 3: Cross multiply
    22,660.81x = 33,996.08 × 9,505.60
  4. Step 4: Simplify right side
    22,660.81x = 323,153,005.53
  5. Step 5: Solve for x
    x = 323,153,005.53/22,660.81
  6. Step 6: Final answer
    x = 14,260.44

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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.