Home / 15,561.76-23,343.96-4,469.36

Finding the Fourth Proportional to 15,561.76, 23,343.96 and 4,469.36

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Solution

The fourth proportional to 15,561.76, 23,343.96 and 4,469.36 is: 6,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.76 : 23,343.96 = 4,469.36 : x
  2. Step 2: Convert to fraction form
    15,561.76/23,343.96 = 4,469.36/x
  3. Step 3: Cross multiply
    15,561.76x = 23,343.96 × 4,469.36
  4. Step 4: Simplify right side
    15,561.76x = 104,332,561.07
  5. Step 5: Solve for x
    x = 104,332,561.07/15,561.76
  6. Step 6: Final answer
    x = 6,704.42

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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.