Home / 15,844.24-23,771.72-5,986.36

Finding the Fourth Proportional to 15,844.24, 23,771.72 and 5,986.36

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Solution

The fourth proportional to 15,844.24, 23,771.72 and 5,986.36 is: 8,981.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,844.24 : 23,771.72 = 5,986.36 : x
  2. Step 2: Convert to fraction form
    15,844.24/23,771.72 = 5,986.36/x
  3. Step 3: Cross multiply
    15,844.24x = 23,771.72 × 5,986.36
  4. Step 4: Simplify right side
    15,844.24x = 142,306,073.74
  5. Step 5: Solve for x
    x = 142,306,073.74/15,844.24
  6. Step 6: Final answer
    x = 8,981.57

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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.