Home / 11,749.44-17,538.86-10,882.20

Finding the Fourth Proportional to 11,749.44, 17,538.86 and 10,882.20

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Solution

The fourth proportional to 11,749.44, 17,538.86 and 10,882.20 is: 16,244.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.44 : 17,538.86 = 10,882.20 : x
  2. Step 2: Convert to fraction form
    11,749.44/17,538.86 = 10,882.20/x
  3. Step 3: Cross multiply
    11,749.44x = 17,538.86 × 10,882.20
  4. Step 4: Simplify right side
    11,749.44x = 190,861,327.88
  5. Step 5: Solve for x
    x = 190,861,327.88/11,749.44
  6. Step 6: Final answer
    x = 16,244.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.