Home / 12,236.27-18,340.02-5,214.17

Finding the Fourth Proportional to 12,236.27, 18,340.02 and 5,214.17

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Solution

The fourth proportional to 12,236.27, 18,340.02 and 5,214.17 is: 7,815.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.27 : 18,340.02 = 5,214.17 : x
  2. Step 2: Convert to fraction form
    12,236.27/18,340.02 = 5,214.17/x
  3. Step 3: Cross multiply
    12,236.27x = 18,340.02 × 5,214.17
  4. Step 4: Simplify right side
    12,236.27x = 95,628,027.93
  5. Step 5: Solve for x
    x = 95,628,027.93/12,236.27
  6. Step 6: Final answer
    x = 7,815.13

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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.