Home / 55,207.96-82,824.90-15,765.64

Finding the Fourth Proportional to 55,207.96, 82,824.90 and 15,765.64

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Solution

The fourth proportional to 55,207.96, 82,824.90 and 15,765.64 is: 23,652.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,207.96 : 82,824.90 = 15,765.64 : x
  2. Step 2: Convert to fraction form
    55,207.96/82,824.90 = 15,765.64/x
  3. Step 3: Cross multiply
    55,207.96x = 82,824.90 × 15,765.64
  4. Step 4: Simplify right side
    55,207.96x = 1,305,787,556.44
  5. Step 5: Solve for x
    x = 1,305,787,556.44/55,207.96
  6. Step 6: Final answer
    x = 23,652.16

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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.