Home / 19,427.85-29,134.64-6,944.51

Finding the Fourth Proportional to 19,427.85, 29,134.64 and 6,944.51

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Solution

The fourth proportional to 19,427.85, 29,134.64 and 6,944.51 is: 10,414.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427.85 : 29,134.64 = 6,944.51 : x
  2. Step 2: Convert to fraction form
    19,427.85/29,134.64 = 6,944.51/x
  3. Step 3: Cross multiply
    19,427.85x = 29,134.64 × 6,944.51
  4. Step 4: Simplify right side
    19,427.85x = 202,325,618.43
  5. Step 5: Solve for x
    x = 202,325,618.43/19,427.85
  6. Step 6: Final answer
    x = 10,414.21

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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.