Home / 48,991.06-73,478.72-13,444.08

Finding the Fourth Proportional to 48,991.06, 73,478.72 and 13,444.08

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Solution

The fourth proportional to 48,991.06, 73,478.72 and 13,444.08 is: 20,163.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,991.06 : 73,478.72 = 13,444.08 : x
  2. Step 2: Convert to fraction form
    48,991.06/73,478.72 = 13,444.08/x
  3. Step 3: Cross multiply
    48,991.06x = 73,478.72 × 13,444.08
  4. Step 4: Simplify right side
    48,991.06x = 987,853,548.04
  5. Step 5: Solve for x
    x = 987,853,548.04/48,991.06
  6. Step 6: Final answer
    x = 20,163.96

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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.