Home / 16,288.60-22,481.58-15,180.52

Finding the Fourth Proportional to 16,288.60, 22,481.58 and 15,180.52

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Solution

The fourth proportional to 16,288.60, 22,481.58 and 15,180.52 is: 20,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288.60 : 22,481.58 = 15,180.52 : x
  2. Step 2: Convert to fraction form
    16,288.60/22,481.58 = 15,180.52/x
  3. Step 3: Cross multiply
    16,288.60x = 22,481.58 × 15,180.52
  4. Step 4: Simplify right side
    16,288.60x = 341,282,074.82
  5. Step 5: Solve for x
    x = 341,282,074.82/16,288.60
  6. Step 6: Final answer
    x = 20,952.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.