Home / 55,049.40-82,557.90-15,609.96

Finding the Fourth Proportional to 55,049.40, 82,557.90 and 15,609.96

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Solution

The fourth proportional to 55,049.40, 82,557.90 and 15,609.96 is: 23,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049.40 : 82,557.90 = 15,609.96 : x
  2. Step 2: Convert to fraction form
    55,049.40/82,557.90 = 15,609.96/x
  3. Step 3: Cross multiply
    55,049.40x = 82,557.90 × 15,609.96
  4. Step 4: Simplify right side
    55,049.40x = 1,288,725,516.68
  5. Step 5: Solve for x
    x = 1,288,725,516.68/55,049.40
  6. Step 6: Final answer
    x = 23,410.35

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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.