Home / 14,611.77-20,167.74-8,951.27

Finding the Fourth Proportional to 14,611.77, 20,167.74 and 8,951.27

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Solution

The fourth proportional to 14,611.77, 20,167.74 and 8,951.27 is: 12,354.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,611.77 : 20,167.74 = 8,951.27 : x
  2. Step 2: Convert to fraction form
    14,611.77/20,167.74 = 8,951.27/x
  3. Step 3: Cross multiply
    14,611.77x = 20,167.74 × 8,951.27
  4. Step 4: Simplify right side
    14,611.77x = 180,526,785.19
  5. Step 5: Solve for x
    x = 180,526,785.19/14,611.77
  6. Step 6: Final answer
    x = 12,354.89

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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.