Home / 15,546.56-23,319.52-3,859.64

Finding the Fourth Proportional to 15,546.56, 23,319.52 and 3,859.64

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Solution

The fourth proportional to 15,546.56, 23,319.52 and 3,859.64 is: 5,789.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,546.56 : 23,319.52 = 3,859.64 : x
  2. Step 2: Convert to fraction form
    15,546.56/23,319.52 = 3,859.64/x
  3. Step 3: Cross multiply
    15,546.56x = 23,319.52 × 3,859.64
  4. Step 4: Simplify right side
    15,546.56x = 90,004,952.17
  5. Step 5: Solve for x
    x = 90,004,952.17/15,546.56
  6. Step 6: Final answer
    x = 5,789.38

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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.