Home / 13,474.25-20,220.62-4,709.17

Finding the Fourth Proportional to 13,474.25, 20,220.62 and 4,709.17

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Solution

The fourth proportional to 13,474.25, 20,220.62 and 4,709.17 is: 7,066.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474.25 : 20,220.62 = 4,709.17 : x
  2. Step 2: Convert to fraction form
    13,474.25/20,220.62 = 4,709.17/x
  3. Step 3: Cross multiply
    13,474.25x = 20,220.62 × 4,709.17
  4. Step 4: Simplify right side
    13,474.25x = 95,222,262.99
  5. Step 5: Solve for x
    x = 95,222,262.99/13,474.25
  6. Step 6: Final answer
    x = 7,066.98

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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.