Home / 20,202.66-30,341.67-16,512.72

Finding the Fourth Proportional to 20,202.66, 30,341.67 and 16,512.72

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Solution

The fourth proportional to 20,202.66, 30,341.67 and 16,512.72 is: 24,799.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,202.66 : 30,341.67 = 16,512.72 : x
  2. Step 2: Convert to fraction form
    20,202.66/30,341.67 = 16,512.72/x
  3. Step 3: Cross multiply
    20,202.66x = 30,341.67 × 16,512.72
  4. Step 4: Simplify right side
    20,202.66x = 501,023,501.04
  5. Step 5: Solve for x
    x = 501,023,501.04/20,202.66
  6. Step 6: Final answer
    x = 24,799.88

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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.