Home / 13,468.06-20,201.78-3,607.32

Finding the Fourth Proportional to 13,468.06, 20,201.78 and 3,607.32

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Solution

The fourth proportional to 13,468.06, 20,201.78 and 3,607.32 is: 5,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468.06 : 20,201.78 = 3,607.32 : x
  2. Step 2: Convert to fraction form
    13,468.06/20,201.78 = 3,607.32/x
  3. Step 3: Cross multiply
    13,468.06x = 20,201.78 × 3,607.32
  4. Step 4: Simplify right side
    13,468.06x = 72,874,285.03
  5. Step 5: Solve for x
    x = 72,874,285.03/13,468.06
  6. Step 6: Final answer
    x = 5,410.90

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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.