Home / 15,749.55-23,609.27-11,080.31

Finding the Fourth Proportional to 15,749.55, 23,609.27 and 11,080.31

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Solution

The fourth proportional to 15,749.55, 23,609.27 and 11,080.31 is: 16,609.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749.55 : 23,609.27 = 11,080.31 : x
  2. Step 2: Convert to fraction form
    15,749.55/23,609.27 = 11,080.31/x
  3. Step 3: Cross multiply
    15,749.55x = 23,609.27 × 11,080.31
  4. Step 4: Simplify right side
    15,749.55x = 261,597,940.13
  5. Step 5: Solve for x
    x = 261,597,940.13/15,749.55
  6. Step 6: Final answer
    x = 16,609.87

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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.