Home / 13,464.52-20,190.24-4,102.12

Finding the Fourth Proportional to 13,464.52, 20,190.24 and 4,102.12

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Solution

The fourth proportional to 13,464.52, 20,190.24 and 4,102.12 is: 6,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.52 : 20,190.24 = 4,102.12 : x
  2. Step 2: Convert to fraction form
    13,464.52/20,190.24 = 4,102.12/x
  3. Step 3: Cross multiply
    13,464.52x = 20,190.24 × 4,102.12
  4. Step 4: Simplify right side
    13,464.52x = 82,822,787.31
  5. Step 5: Solve for x
    x = 82,822,787.31/13,464.52
  6. Step 6: Final answer
    x = 6,151.19

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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.