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Finding the Fourth Proportional to 22,653.66, 33,980.49 and 7,072.62

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Solution

The fourth proportional to 22,653.66, 33,980.49 and 7,072.62 is: 10,608.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,653.66 : 33,980.49 = 7,072.62 : x
  2. Step 2: Convert to fraction form
    22,653.66/33,980.49 = 7,072.62/x
  3. Step 3: Cross multiply
    22,653.66x = 33,980.49 × 7,072.62
  4. Step 4: Simplify right side
    22,653.66x = 240,331,093.18
  5. Step 5: Solve for x
    x = 240,331,093.18/22,653.66
  6. Step 6: Final answer
    x = 10,608.93

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Double scale
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Similar ratio
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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.