Home / 15,546.60-23,319.48-3,859.68

Finding the Fourth Proportional to 15,546.60, 23,319.48 and 3,859.68

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Solution

The fourth proportional to 15,546.60, 23,319.48 and 3,859.68 is: 5,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,546.60 : 23,319.48 = 3,859.68 : x
  2. Step 2: Convert to fraction form
    15,546.60/23,319.48 = 3,859.68/x
  3. Step 3: Cross multiply
    15,546.60x = 23,319.48 × 3,859.68
  4. Step 4: Simplify right side
    15,546.60x = 90,005,730.57
  5. Step 5: Solve for x
    x = 90,005,730.57/15,546.60
  6. Step 6: Final answer
    x = 5,789.42

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1.5x scale

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.