Home / 18,144.92-27,210.39-7,050.14

Finding the Fourth Proportional to 18,144.92, 27,210.39 and 7,050.14

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Solution

The fourth proportional to 18,144.92, 27,210.39 and 7,050.14 is: 10,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144.92 : 27,210.39 = 7,050.14 : x
  2. Step 2: Convert to fraction form
    18,144.92/27,210.39 = 7,050.14/x
  3. Step 3: Cross multiply
    18,144.92x = 27,210.39 × 7,050.14
  4. Step 4: Simplify right side
    18,144.92x = 191,836,922.90
  5. Step 5: Solve for x
    x = 191,836,922.90/18,144.92
  6. Step 6: Final answer
    x = 10,572.49

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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.