Home / 14,620.04-20,174.16-8,650.52

Finding the Fourth Proportional to 14,620.04, 20,174.16 and 8,650.52

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Solution

The fourth proportional to 14,620.04, 20,174.16 and 8,650.52 is: 11,936.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.04 : 20,174.16 = 8,650.52 : x
  2. Step 2: Convert to fraction form
    14,620.04/20,174.16 = 8,650.52/x
  3. Step 3: Cross multiply
    14,620.04x = 20,174.16 × 8,650.52
  4. Step 4: Simplify right side
    14,620.04x = 174,516,974.56
  5. Step 5: Solve for x
    x = 174,516,974.56/14,620.04
  6. Step 6: Final answer
    x = 11,936.83

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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.