Home / 18,137.33-25,031.96-10,179.99

Finding the Fourth Proportional to 18,137.33, 25,031.96 and 10,179.99

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Solution

The fourth proportional to 18,137.33, 25,031.96 and 10,179.99 is: 14,049.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,137.33 : 25,031.96 = 10,179.99 : x
  2. Step 2: Convert to fraction form
    18,137.33/25,031.96 = 10,179.99/x
  3. Step 3: Cross multiply
    18,137.33x = 25,031.96 × 10,179.99
  4. Step 4: Simplify right side
    18,137.33x = 254,825,051.58
  5. Step 5: Solve for x
    x = 254,825,051.58/18,137.33
  6. Step 6: Final answer
    x = 14,049.76

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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.