Home / 55,196.88-82,805.40-25,610.64

Finding the Fourth Proportional to 55,196.88, 82,805.40 and 25,610.64

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Solution

The fourth proportional to 55,196.88, 82,805.40 and 25,610.64 is: 38,420.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,196.88 : 82,805.40 = 25,610.64 : x
  2. Step 2: Convert to fraction form
    55,196.88/82,805.40 = 25,610.64/x
  3. Step 3: Cross multiply
    55,196.88x = 82,805.40 × 25,610.64
  4. Step 4: Simplify right side
    55,196.88x = 2,120,699,289.46
  5. Step 5: Solve for x
    x = 2,120,699,289.46/55,196.88
  6. Step 6: Final answer
    x = 38,420.64

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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.