Home / 16,754.28-25,137.09-10,518.90

Finding the Fourth Proportional to 16,754.28, 25,137.09 and 10,518.90

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Solution

The fourth proportional to 16,754.28, 25,137.09 and 10,518.90 is: 15,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,754.28 : 25,137.09 = 10,518.90 : x
  2. Step 2: Convert to fraction form
    16,754.28/25,137.09 = 10,518.90/x
  3. Step 3: Cross multiply
    16,754.28x = 25,137.09 × 10,518.90
  4. Step 4: Simplify right side
    16,754.28x = 264,414,536.00
  5. Step 5: Solve for x
    x = 264,414,536.00/16,754.28
  6. Step 6: Final answer
    x = 15,781.91

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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.