Home / 16,672.05-25,027.64-13,164.42

Finding the Fourth Proportional to 16,672.05, 25,027.64 and 13,164.42

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Solution

The fourth proportional to 16,672.05, 25,027.64 and 13,164.42 is: 19,762.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.05 : 25,027.64 = 13,164.42 : x
  2. Step 2: Convert to fraction form
    16,672.05/25,027.64 = 13,164.42/x
  3. Step 3: Cross multiply
    16,672.05x = 25,027.64 × 13,164.42
  4. Step 4: Simplify right side
    16,672.05x = 329,474,298.75
  5. Step 5: Solve for x
    x = 329,474,298.75/16,672.05
  6. Step 6: Final answer
    x = 19,762.07

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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.