Home / 11,729.87-16,194.75-10,468.76

Finding the Fourth Proportional to 11,729.87, 16,194.75 and 10,468.76

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Solution

The fourth proportional to 11,729.87, 16,194.75 and 10,468.76 is: 14,453.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,729.87 : 16,194.75 = 10,468.76 : x
  2. Step 2: Convert to fraction form
    11,729.87/16,194.75 = 10,468.76/x
  3. Step 3: Cross multiply
    11,729.87x = 16,194.75 × 10,468.76
  4. Step 4: Simplify right side
    11,729.87x = 169,538,870.04
  5. Step 5: Solve for x
    x = 169,538,870.04/11,729.87
  6. Step 6: Final answer
    x = 14,453.61

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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.