Home / 15,469.47-23,204.66-3,782.69

Finding the Fourth Proportional to 15,469.47, 23,204.66 and 3,782.69

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Solution

The fourth proportional to 15,469.47, 23,204.66 and 3,782.69 is: 5,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,469.47 : 23,204.66 = 3,782.69 : x
  2. Step 2: Convert to fraction form
    15,469.47/23,204.66 = 3,782.69/x
  3. Step 3: Cross multiply
    15,469.47x = 23,204.66 × 3,782.69
  4. Step 4: Simplify right side
    15,469.47x = 87,776,035.34
  5. Step 5: Solve for x
    x = 87,776,035.34/15,469.47
  6. Step 6: Final answer
    x = 5,674.15

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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.