Home / 13,474.84-20,212.32-4,591.07

Finding the Fourth Proportional to 13,474.84, 20,212.32 and 4,591.07

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Solution

The fourth proportional to 13,474.84, 20,212.32 and 4,591.07 is: 6,886.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474.84 : 20,212.32 = 4,591.07 : x
  2. Step 2: Convert to fraction form
    13,474.84/20,212.32 = 4,591.07/x
  3. Step 3: Cross multiply
    13,474.84x = 20,212.32 × 4,591.07
  4. Step 4: Simplify right side
    13,474.84x = 92,796,175.98
  5. Step 5: Solve for x
    x = 92,796,175.98/13,474.84
  6. Step 6: Final answer
    x = 6,886.63

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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.