Home / 55,856.25-83,766.57-18,409.32

Finding the Fourth Proportional to 55,856.25, 83,766.57 and 18,409.32

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Solution

The fourth proportional to 55,856.25, 83,766.57 and 18,409.32 is: 27,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,856.25 : 83,766.57 = 18,409.32 : x
  2. Step 2: Convert to fraction form
    55,856.25/83,766.57 = 18,409.32/x
  3. Step 3: Cross multiply
    55,856.25x = 83,766.57 × 18,409.32
  4. Step 4: Simplify right side
    55,856.25x = 1,542,085,592.43
  5. Step 5: Solve for x
    x = 1,542,085,592.43/55,856.25
  6. Step 6: Final answer
    x = 27,608.11

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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.