Home / 14,956.23-20,639.04-8,578.44

Finding the Fourth Proportional to 14,956.23, 20,639.04 and 8,578.44

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Solution

The fourth proportional to 14,956.23, 20,639.04 and 8,578.44 is: 11,837.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,956.23 : 20,639.04 = 8,578.44 : x
  2. Step 2: Convert to fraction form
    14,956.23/20,639.04 = 8,578.44/x
  3. Step 3: Cross multiply
    14,956.23x = 20,639.04 × 8,578.44
  4. Step 4: Simplify right side
    14,956.23x = 177,050,766.30
  5. Step 5: Solve for x
    x = 177,050,766.30/14,956.23
  6. Step 6: Final answer
    x = 11,837.93

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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.