Home / 19,719.54-29,591.64-10,960.56

Finding the Fourth Proportional to 19,719.54, 29,591.64 and 10,960.56

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Solution

The fourth proportional to 19,719.54, 29,591.64 and 10,960.56 is: 16,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,719.54 : 29,591.64 = 10,960.56 : x
  2. Step 2: Convert to fraction form
    19,719.54/29,591.64 = 10,960.56/x
  3. Step 3: Cross multiply
    19,719.54x = 29,591.64 × 10,960.56
  4. Step 4: Simplify right side
    19,719.54x = 324,340,945.72
  5. Step 5: Solve for x
    x = 324,340,945.72/19,719.54
  6. Step 6: Final answer
    x = 16,447.69

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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.