Home / 55,360.96-82,976.44-25,716.32

Finding the Fourth Proportional to 55,360.96, 82,976.44 and 25,716.32

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Solution

The fourth proportional to 55,360.96, 82,976.44 and 25,716.32 is: 38,544.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360.96 : 82,976.44 = 25,716.32 : x
  2. Step 2: Convert to fraction form
    55,360.96/82,976.44 = 25,716.32/x
  3. Step 3: Cross multiply
    55,360.96x = 82,976.44 × 25,716.32
  4. Step 4: Simplify right side
    55,360.96x = 2,133,848,683.50
  5. Step 5: Solve for x
    x = 2,133,848,683.50/55,360.96
  6. Step 6: Final answer
    x = 38,544.29

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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.