Home / 14,613.24-20,171.52-8,650.02

Finding the Fourth Proportional to 14,613.24, 20,171.52 and 8,650.02

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Solution

The fourth proportional to 14,613.24, 20,171.52 and 8,650.02 is: 11,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613.24 : 20,171.52 = 8,650.02 : x
  2. Step 2: Convert to fraction form
    14,613.24/20,171.52 = 8,650.02/x
  3. Step 3: Cross multiply
    14,613.24x = 20,171.52 × 8,650.02
  4. Step 4: Simplify right side
    14,613.24x = 174,484,051.43
  5. Step 5: Solve for x
    x = 174,484,051.43/14,613.24
  6. Step 6: Final answer
    x = 11,940.13

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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.