Home / 14,001.32-20,995.66-4,137.16

Finding the Fourth Proportional to 14,001.32, 20,995.66 and 4,137.16

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Solution

The fourth proportional to 14,001.32, 20,995.66 and 4,137.16 is: 6,203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.32 : 20,995.66 = 4,137.16 : x
  2. Step 2: Convert to fraction form
    14,001.32/20,995.66 = 4,137.16/x
  3. Step 3: Cross multiply
    14,001.32x = 20,995.66 × 4,137.16
  4. Step 4: Simplify right side
    14,001.32x = 86,862,404.73
  5. Step 5: Solve for x
    x = 86,862,404.73/14,001.32
  6. Step 6: Final answer
    x = 6,203.87

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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.