Home / 48,892.12-73,352.94-20,442.90

Finding the Fourth Proportional to 48,892.12, 73,352.94 and 20,442.90

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Solution

The fourth proportional to 48,892.12, 73,352.94 and 20,442.90 is: 30,670.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,892.12 : 73,352.94 = 20,442.90 : x
  2. Step 2: Convert to fraction form
    48,892.12/73,352.94 = 20,442.90/x
  3. Step 3: Cross multiply
    48,892.12x = 73,352.94 × 20,442.90
  4. Step 4: Simplify right side
    48,892.12x = 1,499,546,817.13
  5. Step 5: Solve for x
    x = 1,499,546,817.13/48,892.12
  6. Step 6: Final answer
    x = 30,670.52

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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.