Home / 14,616.59-20,170.62-8,950.43

Finding the Fourth Proportional to 14,616.59, 20,170.62 and 8,950.43

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Solution

The fourth proportional to 14,616.59, 20,170.62 and 8,950.43 is: 12,351.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616.59 : 20,170.62 = 8,950.43 : x
  2. Step 2: Convert to fraction form
    14,616.59/20,170.62 = 8,950.43/x
  3. Step 3: Cross multiply
    14,616.59x = 20,170.62 × 8,950.43
  4. Step 4: Simplify right side
    14,616.59x = 180,535,772.79
  5. Step 5: Solve for x
    x = 180,535,772.79/14,616.59
  6. Step 6: Final answer
    x = 12,351.43

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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.