Home / 15,791.66-23,704.53-14,047.80

Finding the Fourth Proportional to 15,791.66, 23,704.53 and 14,047.80

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Solution

The fourth proportional to 15,791.66, 23,704.53 and 14,047.80 is: 21,086.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,791.66 : 23,704.53 = 14,047.80 : x
  2. Step 2: Convert to fraction form
    15,791.66/23,704.53 = 14,047.80/x
  3. Step 3: Cross multiply
    15,791.66x = 23,704.53 × 14,047.80
  4. Step 4: Simplify right side
    15,791.66x = 332,996,496.53
  5. Step 5: Solve for x
    x = 332,996,496.53/15,791.66
  6. Step 6: Final answer
    x = 21,086.86

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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.