Home / 14,627.67-20,184.44-8,253.78

Finding the Fourth Proportional to 14,627.67, 20,184.44 and 8,253.78

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Solution

The fourth proportional to 14,627.67, 20,184.44 and 8,253.78 is: 11,389.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.67 : 20,184.44 = 8,253.78 : x
  2. Step 2: Convert to fraction form
    14,627.67/20,184.44 = 8,253.78/x
  3. Step 3: Cross multiply
    14,627.67x = 20,184.44 × 8,253.78
  4. Step 4: Simplify right side
    14,627.67x = 166,597,885.91
  5. Step 5: Solve for x
    x = 166,597,885.91/14,627.67
  6. Step 6: Final answer
    x = 11,389.23

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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.