Home / 14,572.02-20,108.88-8,198.73

Finding the Fourth Proportional to 14,572.02, 20,108.88 and 8,198.73

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Solution

The fourth proportional to 14,572.02, 20,108.88 and 8,198.73 is: 11,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.02 : 20,108.88 = 8,198.73 : x
  2. Step 2: Convert to fraction form
    14,572.02/20,108.88 = 8,198.73/x
  3. Step 3: Cross multiply
    14,572.02x = 20,108.88 × 8,198.73
  4. Step 4: Simplify right side
    14,572.02x = 164,867,277.72
  5. Step 5: Solve for x
    x = 164,867,277.72/14,572.02
  6. Step 6: Final answer
    x = 11,313.96

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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.