Home / 13,533.22-20,295.20-6,867.14

Finding the Fourth Proportional to 13,533.22, 20,295.20 and 6,867.14

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Solution

The fourth proportional to 13,533.22, 20,295.20 and 6,867.14 is: 10,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533.22 : 20,295.20 = 6,867.14 : x
  2. Step 2: Convert to fraction form
    13,533.22/20,295.20 = 6,867.14/x
  3. Step 3: Cross multiply
    13,533.22x = 20,295.20 × 6,867.14
  4. Step 4: Simplify right side
    13,533.22x = 139,369,945.39
  5. Step 5: Solve for x
    x = 139,369,945.39/13,533.22
  6. Step 6: Final answer
    x = 10,298.36

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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.