Home / 18,214.94-27,320.13-5,068.34

Finding the Fourth Proportional to 18,214.94, 27,320.13 and 5,068.34

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Solution

The fourth proportional to 18,214.94, 27,320.13 and 5,068.34 is: 7,601.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.94 : 27,320.13 = 5,068.34 : x
  2. Step 2: Convert to fraction form
    18,214.94/27,320.13 = 5,068.34/x
  3. Step 3: Cross multiply
    18,214.94x = 27,320.13 × 5,068.34
  4. Step 4: Simplify right side
    18,214.94x = 138,467,571.08
  5. Step 5: Solve for x
    x = 138,467,571.08/18,214.94
  6. Step 6: Final answer
    x = 7,601.87

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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.