Home / 47,654.47-65,766.15-27,515.03

Finding the Fourth Proportional to 47,654.47, 65,766.15 and 27,515.03

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Solution

The fourth proportional to 47,654.47, 65,766.15 and 27,515.03 is: 37,972.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,654.47 : 65,766.15 = 27,515.03 : x
  2. Step 2: Convert to fraction form
    47,654.47/65,766.15 = 27,515.03/x
  3. Step 3: Cross multiply
    47,654.47x = 65,766.15 × 27,515.03
  4. Step 4: Simplify right side
    47,654.47x = 1,809,557,452.66
  5. Step 5: Solve for x
    x = 1,809,557,452.66/47,654.47
  6. Step 6: Final answer
    x = 37,972.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.