Home / 48,991.51-73,493.31-13,933.90

Finding the Fourth Proportional to 48,991.51, 73,493.31 and 13,933.90

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Solution

The fourth proportional to 48,991.51, 73,493.31 and 13,933.90 is: 20,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,991.51 : 73,493.31 = 13,933.90 : x
  2. Step 2: Convert to fraction form
    48,991.51/73,493.31 = 13,933.90/x
  3. Step 3: Cross multiply
    48,991.51x = 73,493.31 × 13,933.90
  4. Step 4: Simplify right side
    48,991.51x = 1,024,048,432.21
  5. Step 5: Solve for x
    x = 1,024,048,432.21/48,991.51
  6. Step 6: Final answer
    x = 20,902.57

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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.