Home / 14,517.52-20,033.82-8,468.92

Finding the Fourth Proportional to 14,517.52, 20,033.82 and 8,468.92

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Solution

The fourth proportional to 14,517.52, 20,033.82 and 8,468.92 is: 11,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.52 : 20,033.82 = 8,468.92 : x
  2. Step 2: Convert to fraction form
    14,517.52/20,033.82 = 8,468.92/x
  3. Step 3: Cross multiply
    14,517.52x = 20,033.82 × 8,468.92
  4. Step 4: Simplify right side
    14,517.52x = 169,664,818.87
  5. Step 5: Solve for x
    x = 169,664,818.87/14,517.52
  6. Step 6: Final answer
    x = 11,686.90

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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.