Home / 14,569.44-20,105.62-8,195.55

Finding the Fourth Proportional to 14,569.44, 20,105.62 and 8,195.55

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Solution

The fourth proportional to 14,569.44, 20,105.62 and 8,195.55 is: 11,309.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569.44 : 20,105.62 = 8,195.55 : x
  2. Step 2: Convert to fraction form
    14,569.44/20,105.62 = 8,195.55/x
  3. Step 3: Cross multiply
    14,569.44x = 20,105.62 × 8,195.55
  4. Step 4: Simplify right side
    14,569.44x = 164,776,613.99
  5. Step 5: Solve for x
    x = 164,776,613.99/14,569.44
  6. Step 6: Final answer
    x = 11,309.74

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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.