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Finding the Fourth Proportional to 35,236.44, 48,624.44 and 20,126.12

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Solution

The fourth proportional to 35,236.44, 48,624.44 and 20,126.12 is: 27,772.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,236.44 : 48,624.44 = 20,126.12 : x
  2. Step 2: Convert to fraction form
    35,236.44/48,624.44 = 20,126.12/x
  3. Step 3: Cross multiply
    35,236.44x = 48,624.44 × 20,126.12
  4. Step 4: Simplify right side
    35,236.44x = 978,620,970.62
  5. Step 5: Solve for x
    x = 978,620,970.62/35,236.44
  6. Step 6: Final answer
    x = 27,772.98

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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.