Home / 55,277.22-82,856.66-28,596.30

Finding the Fourth Proportional to 55,277.22, 82,856.66 and 28,596.30

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Solution

The fourth proportional to 55,277.22, 82,856.66 and 28,596.30 is: 42,863.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,277.22 : 82,856.66 = 28,596.30 : x
  2. Step 2: Convert to fraction form
    55,277.22/82,856.66 = 28,596.30/x
  3. Step 3: Cross multiply
    55,277.22x = 82,856.66 × 28,596.30
  4. Step 4: Simplify right side
    55,277.22x = 2,369,393,906.36
  5. Step 5: Solve for x
    x = 2,369,393,906.36/55,277.22
  6. Step 6: Final answer
    x = 42,863.84

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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.