Home / 13,375.40-20,066.22-4,610.36

Finding the Fourth Proportional to 13,375.40, 20,066.22 and 4,610.36

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Solution

The fourth proportional to 13,375.40, 20,066.22 and 4,610.36 is: 6,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.40 : 20,066.22 = 4,610.36 : x
  2. Step 2: Convert to fraction form
    13,375.40/20,066.22 = 4,610.36/x
  3. Step 3: Cross multiply
    13,375.40x = 20,066.22 × 4,610.36
  4. Step 4: Simplify right side
    13,375.40x = 92,512,498.04
  5. Step 5: Solve for x
    x = 92,512,498.04/13,375.40
  6. Step 6: Final answer
    x = 6,916.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.