Home / 14,992.07-20,690.87-8,704.44

Finding the Fourth Proportional to 14,992.07, 20,690.87 and 8,704.44

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Solution

The fourth proportional to 14,992.07, 20,690.87 and 8,704.44 is: 12,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,992.07 : 20,690.87 = 8,704.44 : x
  2. Step 2: Convert to fraction form
    14,992.07/20,690.87 = 8,704.44/x
  3. Step 3: Cross multiply
    14,992.07x = 20,690.87 × 8,704.44
  4. Step 4: Simplify right side
    14,992.07x = 180,102,436.46
  5. Step 5: Solve for x
    x = 180,102,436.46/14,992.07
  6. Step 6: Final answer
    x = 12,013.18

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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.