Home / 20,253.06-30,372.30-8,567.10

Finding the Fourth Proportional to 20,253.06, 30,372.30 and 8,567.10

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Solution

The fourth proportional to 20,253.06, 30,372.30 and 8,567.10 is: 12,847.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,253.06 : 30,372.30 = 8,567.10 : x
  2. Step 2: Convert to fraction form
    20,253.06/30,372.30 = 8,567.10/x
  3. Step 3: Cross multiply
    20,253.06x = 30,372.30 × 8,567.10
  4. Step 4: Simplify right side
    20,253.06x = 260,202,531.33
  5. Step 5: Solve for x
    x = 260,202,531.33/20,253.06
  6. Step 6: Final answer
    x = 12,847.57

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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.