Home / 19,268.58-26,591.94-10,885.62

Finding the Fourth Proportional to 19,268.58, 26,591.94 and 10,885.62

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Solution

The fourth proportional to 19,268.58, 26,591.94 and 10,885.62 is: 15,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.58 : 26,591.94 = 10,885.62 : x
  2. Step 2: Convert to fraction form
    19,268.58/26,591.94 = 10,885.62/x
  3. Step 3: Cross multiply
    19,268.58x = 26,591.94 × 10,885.62
  4. Step 4: Simplify right side
    19,268.58x = 289,469,753.90
  5. Step 5: Solve for x
    x = 289,469,753.90/19,268.58
  6. Step 6: Final answer
    x = 15,022.89

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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.