Home / 14,600.64-20,148.94-8,227.30

Finding the Fourth Proportional to 14,600.64, 20,148.94 and 8,227.30

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Solution

The fourth proportional to 14,600.64, 20,148.94 and 8,227.30 is: 11,353.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600.64 : 20,148.94 = 8,227.30 : x
  2. Step 2: Convert to fraction form
    14,600.64/20,148.94 = 8,227.30/x
  3. Step 3: Cross multiply
    14,600.64x = 20,148.94 × 8,227.30
  4. Step 4: Simplify right side
    14,600.64x = 165,771,374.06
  5. Step 5: Solve for x
    x = 165,771,374.06/14,600.64
  6. Step 6: Final answer
    x = 11,353.71

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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.