Home / 12,236.96-18,356.14-3,471.19

Finding the Fourth Proportional to 12,236.96, 18,356.14 and 3,471.19

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Solution

The fourth proportional to 12,236.96, 18,356.14 and 3,471.19 is: 5,206.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.96 : 18,356.14 = 3,471.19 : x
  2. Step 2: Convert to fraction form
    12,236.96/18,356.14 = 3,471.19/x
  3. Step 3: Cross multiply
    12,236.96x = 18,356.14 × 3,471.19
  4. Step 4: Simplify right side
    12,236.96x = 63,717,608.06
  5. Step 5: Solve for x
    x = 63,717,608.06/12,236.96
  6. Step 6: Final answer
    x = 5,206.98

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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.