Home / 18,176.70-27,231.45-10,362.30

Finding the Fourth Proportional to 18,176.70, 27,231.45 and 10,362.30

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Solution

The fourth proportional to 18,176.70, 27,231.45 and 10,362.30 is: 15,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.70 : 27,231.45 = 10,362.30 : x
  2. Step 2: Convert to fraction form
    18,176.70/27,231.45 = 10,362.30/x
  3. Step 3: Cross multiply
    18,176.70x = 27,231.45 × 10,362.30
  4. Step 4: Simplify right side
    18,176.70x = 282,180,454.34
  5. Step 5: Solve for x
    x = 282,180,454.34/18,176.70
  6. Step 6: Final answer
    x = 15,524.30

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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.