Home / 12,944.05-19,411.97-4,176.92

Finding the Fourth Proportional to 12,944.05, 19,411.97 and 4,176.92

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Solution

The fourth proportional to 12,944.05, 19,411.97 and 4,176.92 is: 6,264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944.05 : 19,411.97 = 4,176.92 : x
  2. Step 2: Convert to fraction form
    12,944.05/19,411.97 = 4,176.92/x
  3. Step 3: Cross multiply
    12,944.05x = 19,411.97 × 4,176.92
  4. Step 4: Simplify right side
    12,944.05x = 81,082,273.38
  5. Step 5: Solve for x
    x = 81,082,273.38/12,944.05
  6. Step 6: Final answer
    x = 6,264.06

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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.