Home / 16,939.68-25,372.62-16,750.54

Finding the Fourth Proportional to 16,939.68, 25,372.62 and 16,750.54

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Solution

The fourth proportional to 16,939.68, 25,372.62 and 16,750.54 is: 25,089.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939.68 : 25,372.62 = 16,750.54 : x
  2. Step 2: Convert to fraction form
    16,939.68/25,372.62 = 16,750.54/x
  3. Step 3: Cross multiply
    16,939.68x = 25,372.62 × 16,750.54
  4. Step 4: Simplify right side
    16,939.68x = 425,005,052.98
  5. Step 5: Solve for x
    x = 425,005,052.98/16,939.68
  6. Step 6: Final answer
    x = 25,089.32

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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.