Home / 18,146.50-27,219.75-5,834.50

Finding the Fourth Proportional to 18,146.50, 27,219.75 and 5,834.50

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Solution

The fourth proportional to 18,146.50, 27,219.75 and 5,834.50 is: 8,751.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.50 : 27,219.75 = 5,834.50 : x
  2. Step 2: Convert to fraction form
    18,146.50/27,219.75 = 5,834.50/x
  3. Step 3: Cross multiply
    18,146.50x = 27,219.75 × 5,834.50
  4. Step 4: Simplify right side
    18,146.50x = 158,813,631.38
  5. Step 5: Solve for x
    x = 158,813,631.38/18,146.50
  6. Step 6: Final answer
    x = 8,751.75

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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.