Home / 16,936.96-25,407.24-5,251.09

Finding the Fourth Proportional to 16,936.96, 25,407.24 and 5,251.09

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Solution

The fourth proportional to 16,936.96, 25,407.24 and 5,251.09 is: 7,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,936.96 : 25,407.24 = 5,251.09 : x
  2. Step 2: Convert to fraction form
    16,936.96/25,407.24 = 5,251.09/x
  3. Step 3: Cross multiply
    16,936.96x = 25,407.24 × 5,251.09
  4. Step 4: Simplify right side
    16,936.96x = 133,415,703.89
  5. Step 5: Solve for x
    x = 133,415,703.89/16,936.96
  6. Step 6: Final answer
    x = 7,877.19

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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.