Home / 14,704.80-22,057.20-8,127.60

Finding the Fourth Proportional to 14,704.80, 22,057.20 and 8,127.60

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Solution

The fourth proportional to 14,704.80, 22,057.20 and 8,127.60 is: 12,191.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,704.80 : 22,057.20 = 8,127.60 : x
  2. Step 2: Convert to fraction form
    14,704.80/22,057.20 = 8,127.60/x
  3. Step 3: Cross multiply
    14,704.80x = 22,057.20 × 8,127.60
  4. Step 4: Simplify right side
    14,704.80x = 179,272,098.72
  5. Step 5: Solve for x
    x = 179,272,098.72/14,704.80
  6. Step 6: Final answer
    x = 12,191.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.