Home / 16,480.62-22,737.87-9,405.66

Finding the Fourth Proportional to 16,480.62, 22,737.87 and 9,405.66

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Solution

The fourth proportional to 16,480.62, 22,737.87 and 9,405.66 is: 12,976.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.62 : 22,737.87 = 9,405.66 : x
  2. Step 2: Convert to fraction form
    16,480.62/22,737.87 = 9,405.66/x
  3. Step 3: Cross multiply
    16,480.62x = 22,737.87 × 9,405.66
  4. Step 4: Simplify right side
    16,480.62x = 213,864,674.34
  5. Step 5: Solve for x
    x = 213,864,674.34/16,480.62
  6. Step 6: Final answer
    x = 12,976.74

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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.