Home / 55,195.40-82,768.19-15,743.14

Finding the Fourth Proportional to 55,195.40, 82,768.19 and 15,743.14

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Solution

The fourth proportional to 55,195.40, 82,768.19 and 15,743.14 is: 23,607.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,195.40 : 82,768.19 = 15,743.14 : x
  2. Step 2: Convert to fraction form
    55,195.40/82,768.19 = 15,743.14/x
  3. Step 3: Cross multiply
    55,195.40x = 82,768.19 × 15,743.14
  4. Step 4: Simplify right side
    55,195.40x = 1,303,031,202.72
  5. Step 5: Solve for x
    x = 1,303,031,202.72/55,195.40
  6. Step 6: Final answer
    x = 23,607.61

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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.