Home / 16,203.72-22,371.30-11,741.88

Finding the Fourth Proportional to 16,203.72, 22,371.30 and 11,741.88

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Solution

The fourth proportional to 16,203.72, 22,371.30 and 11,741.88 is: 16,211.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,203.72 : 22,371.30 = 11,741.88 : x
  2. Step 2: Convert to fraction form
    16,203.72/22,371.30 = 11,741.88/x
  3. Step 3: Cross multiply
    16,203.72x = 22,371.30 × 11,741.88
  4. Step 4: Simplify right side
    16,203.72x = 262,681,120.04
  5. Step 5: Solve for x
    x = 262,681,120.04/16,203.72
  6. Step 6: Final answer
    x = 16,211.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.