Home / 16,790.10-25,163.55-10,209.30

Finding the Fourth Proportional to 16,790.10, 25,163.55 and 10,209.30

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Solution

The fourth proportional to 16,790.10, 25,163.55 and 10,209.30 is: 15,300.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,790.10 : 25,163.55 = 10,209.30 : x
  2. Step 2: Convert to fraction form
    16,790.10/25,163.55 = 10,209.30/x
  3. Step 3: Cross multiply
    16,790.10x = 25,163.55 × 10,209.30
  4. Step 4: Simplify right side
    16,790.10x = 256,902,231.02
  5. Step 5: Solve for x
    x = 256,902,231.02/16,790.10
  6. Step 6: Final answer
    x = 15,300.82

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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.