Home / 13,352.67-20,031.53-5,562.27

Finding the Fourth Proportional to 13,352.67, 20,031.53 and 5,562.27

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Solution

The fourth proportional to 13,352.67, 20,031.53 and 5,562.27 is: 8,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.67 : 20,031.53 = 5,562.27 : x
  2. Step 2: Convert to fraction form
    13,352.67/20,031.53 = 5,562.27/x
  3. Step 3: Cross multiply
    13,352.67x = 20,031.53 × 5,562.27
  4. Step 4: Simplify right side
    13,352.67x = 111,420,750.56
  5. Step 5: Solve for x
    x = 111,420,750.56/13,352.67
  6. Step 6: Final answer
    x = 8,344.45

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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.