Home / 48,914.31-73,356.77-18,923.25

Finding the Fourth Proportional to 48,914.31, 73,356.77 and 18,923.25

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Solution

The fourth proportional to 48,914.31, 73,356.77 and 18,923.25 is: 28,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,914.31 : 73,356.77 = 18,923.25 : x
  2. Step 2: Convert to fraction form
    48,914.31/73,356.77 = 18,923.25/x
  3. Step 3: Cross multiply
    48,914.31x = 73,356.77 × 18,923.25
  4. Step 4: Simplify right side
    48,914.31x = 1,388,148,820.30
  5. Step 5: Solve for x
    x = 1,388,148,820.30/48,914.31
  6. Step 6: Final answer
    x = 28,379.19

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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.