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Finding the Fourth Proportional to 38,388.44, 52,976.42 and 22,473.21

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Solution

The fourth proportional to 38,388.44, 52,976.42 and 22,473.21 is: 31,013.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,388.44 : 52,976.42 = 22,473.21 : x
  2. Step 2: Convert to fraction form
    38,388.44/52,976.42 = 22,473.21/x
  3. Step 3: Cross multiply
    38,388.44x = 52,976.42 × 22,473.21
  4. Step 4: Simplify right side
    38,388.44x = 1,190,550,099.34
  5. Step 5: Solve for x
    x = 1,190,550,099.34/38,388.44
  6. Step 6: Final answer
    x = 31,013.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.