Home / 55,922.08-83,889.44-18,487.04

Finding the Fourth Proportional to 55,922.08, 83,889.44 and 18,487.04

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Solution

The fourth proportional to 55,922.08, 83,889.44 and 18,487.04 is: 27,732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,922.08 : 83,889.44 = 18,487.04 : x
  2. Step 2: Convert to fraction form
    55,922.08/83,889.44 = 18,487.04/x
  3. Step 3: Cross multiply
    55,922.08x = 83,889.44 × 18,487.04
  4. Step 4: Simplify right side
    55,922.08x = 1,550,867,432.86
  5. Step 5: Solve for x
    x = 1,550,867,432.86/55,922.08
  6. Step 6: Final answer
    x = 27,732.65

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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.