Home / 55,269.20-82,916.52-15,826.64

Finding the Fourth Proportional to 55,269.20, 82,916.52 and 15,826.64

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Solution

The fourth proportional to 55,269.20, 82,916.52 and 15,826.64 is: 23,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,269.20 : 82,916.52 = 15,826.64 : x
  2. Step 2: Convert to fraction form
    55,269.20/82,916.52 = 15,826.64/x
  3. Step 3: Cross multiply
    55,269.20x = 82,916.52 × 15,826.64
  4. Step 4: Simplify right side
    55,269.20x = 1,312,289,912.09
  5. Step 5: Solve for x
    x = 1,312,289,912.09/55,269.20
  6. Step 6: Final answer
    x = 23,743.60

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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.