Home / 13,474.44-20,212.92-5,575.32

Finding the Fourth Proportional to 13,474.44, 20,212.92 and 5,575.32

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Solution

The fourth proportional to 13,474.44, 20,212.92 and 5,575.32 is: 8,363.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474.44 : 20,212.92 = 5,575.32 : x
  2. Step 2: Convert to fraction form
    13,474.44/20,212.92 = 5,575.32/x
  3. Step 3: Cross multiply
    13,474.44x = 20,212.92 × 5,575.32
  4. Step 4: Simplify right side
    13,474.44x = 112,693,497.13
  5. Step 5: Solve for x
    x = 112,693,497.13/13,474.44
  6. Step 6: Final answer
    x = 8,363.50

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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.