Home / 55,269.21-82,906.43-15,832.11

Finding the Fourth Proportional to 55,269.21, 82,906.43 and 15,832.11

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Solution

The fourth proportional to 55,269.21, 82,906.43 and 15,832.11 is: 23,748.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,269.21 : 82,906.43 = 15,832.11 : x
  2. Step 2: Convert to fraction form
    55,269.21/82,906.43 = 15,832.11/x
  3. Step 3: Cross multiply
    55,269.21x = 82,906.43 × 15,832.11
  4. Step 4: Simplify right side
    55,269.21x = 1,312,583,640.31
  5. Step 5: Solve for x
    x = 1,312,583,640.31/55,269.21
  6. Step 6: Final answer
    x = 23,748.91

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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.