Home / 14,517.29-20,031.44-8,550.14

Finding the Fourth Proportional to 14,517.29, 20,031.44 and 8,550.14

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Solution

The fourth proportional to 14,517.29, 20,031.44 and 8,550.14 is: 11,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.29 : 20,031.44 = 8,550.14 : x
  2. Step 2: Convert to fraction form
    14,517.29/20,031.44 = 8,550.14/x
  3. Step 3: Cross multiply
    14,517.29x = 20,031.44 × 8,550.14
  4. Step 4: Simplify right side
    14,517.29x = 171,271,706.75
  5. Step 5: Solve for x
    x = 171,271,706.75/14,517.29
  6. Step 6: Final answer
    x = 11,797.77

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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.