Home / 15,753.81-23,634.40-5,365.56

Finding the Fourth Proportional to 15,753.81, 23,634.40 and 5,365.56

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Solution

The fourth proportional to 15,753.81, 23,634.40 and 5,365.56 is: 8,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753.81 : 23,634.40 = 5,365.56 : x
  2. Step 2: Convert to fraction form
    15,753.81/23,634.40 = 5,365.56/x
  3. Step 3: Cross multiply
    15,753.81x = 23,634.40 × 5,365.56
  4. Step 4: Simplify right side
    15,753.81x = 126,811,791.26
  5. Step 5: Solve for x
    x = 126,811,791.26/15,753.81
  6. Step 6: Final answer
    x = 8,049.60

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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.