Home / 14,622.67-20,175.91-8,652.43

Finding the Fourth Proportional to 14,622.67, 20,175.91 and 8,652.43

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Solution

The fourth proportional to 14,622.67, 20,175.91 and 8,652.43 is: 11,938.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.67 : 20,175.91 = 8,652.43 : x
  2. Step 2: Convert to fraction form
    14,622.67/20,175.91 = 8,652.43/x
  3. Step 3: Cross multiply
    14,622.67x = 20,175.91 × 8,652.43
  4. Step 4: Simplify right side
    14,622.67x = 174,570,648.96
  5. Step 5: Solve for x
    x = 174,570,648.96/14,622.67
  6. Step 6: Final answer
    x = 11,938.36

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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.