Home / 16,979.82-23,424.87-10,261.56

Finding the Fourth Proportional to 16,979.82, 23,424.87 and 10,261.56

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Solution

The fourth proportional to 16,979.82, 23,424.87 and 10,261.56 is: 14,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979.82 : 23,424.87 = 10,261.56 : x
  2. Step 2: Convert to fraction form
    16,979.82/23,424.87 = 10,261.56/x
  3. Step 3: Cross multiply
    16,979.82x = 23,424.87 × 10,261.56
  4. Step 4: Simplify right side
    16,979.82x = 240,375,709.00
  5. Step 5: Solve for x
    x = 240,375,709.00/16,979.82
  6. Step 6: Final answer
    x = 14,156.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.