Home / 17,429.12-26,140.80-5,741.12

Finding the Fourth Proportional to 17,429.12, 26,140.80 and 5,741.12

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Solution

The fourth proportional to 17,429.12, 26,140.80 and 5,741.12 is: 8,610.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.12 : 26,140.80 = 5,741.12 : x
  2. Step 2: Convert to fraction form
    17,429.12/26,140.80 = 5,741.12/x
  3. Step 3: Cross multiply
    17,429.12x = 26,140.80 × 5,741.12
  4. Step 4: Simplify right side
    17,429.12x = 150,077,469.70
  5. Step 5: Solve for x
    x = 150,077,469.70/17,429.12
  6. Step 6: Final answer
    x = 8,610.73

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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.