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Finding the Fourth Proportional to 36,562.20, 50,455.95 and 19,795.20

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Solution

The fourth proportional to 36,562.20, 50,455.95 and 19,795.20 is: 27,317.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,562.20 : 50,455.95 = 19,795.20 : x
  2. Step 2: Convert to fraction form
    36,562.20/50,455.95 = 19,795.20/x
  3. Step 3: Cross multiply
    36,562.20x = 50,455.95 × 19,795.20
  4. Step 4: Simplify right side
    36,562.20x = 998,785,621.44
  5. Step 5: Solve for x
    x = 998,785,621.44/36,562.20
  6. Step 6: Final answer
    x = 27,317.44

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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.