Home / 48,942.88-73,342.24-21,892.40

Finding the Fourth Proportional to 48,942.88, 73,342.24 and 21,892.40

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Solution

The fourth proportional to 48,942.88, 73,342.24 and 21,892.40 is: 32,806.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,942.88 : 73,342.24 = 21,892.40 : x
  2. Step 2: Convert to fraction form
    48,942.88/73,342.24 = 21,892.40/x
  3. Step 3: Cross multiply
    48,942.88x = 73,342.24 × 21,892.40
  4. Step 4: Simplify right side
    48,942.88x = 1,605,637,654.98
  5. Step 5: Solve for x
    x = 1,605,637,654.98/48,942.88
  6. Step 6: Final answer
    x = 32,806.36

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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.