Home / 11,410.30-17,115.45-10,200.70

Finding the Fourth Proportional to 11,410.30, 17,115.45 and 10,200.70

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Solution

The fourth proportional to 11,410.30, 17,115.45 and 10,200.70 is: 15,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.30 : 17,115.45 = 10,200.70 : x
  2. Step 2: Convert to fraction form
    11,410.30/17,115.45 = 10,200.70/x
  3. Step 3: Cross multiply
    11,410.30x = 17,115.45 × 10,200.70
  4. Step 4: Simplify right side
    11,410.30x = 174,589,570.82
  5. Step 5: Solve for x
    x = 174,589,570.82/11,410.30
  6. Step 6: Final answer
    x = 15,301.05

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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.