Home / 11,716.95-16,176.94-10,455.84

Finding the Fourth Proportional to 11,716.95, 16,176.94 and 10,455.84

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Solution

The fourth proportional to 11,716.95, 16,176.94 and 10,455.84 is: 14,435.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.95 : 16,176.94 = 10,455.84 : x
  2. Step 2: Convert to fraction form
    11,716.95/16,176.94 = 10,455.84/x
  3. Step 3: Cross multiply
    11,716.95x = 16,176.94 × 10,455.84
  4. Step 4: Simplify right side
    11,716.95x = 169,143,499.60
  5. Step 5: Solve for x
    x = 169,143,499.60/11,716.95
  6. Step 6: Final answer
    x = 14,435.79

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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.