Home / 18,150.26-27,212.59-7,047.70

Finding the Fourth Proportional to 18,150.26, 27,212.59 and 7,047.70

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Solution

The fourth proportional to 18,150.26, 27,212.59 and 7,047.70 is: 10,566.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.26 : 27,212.59 = 7,047.70 : x
  2. Step 2: Convert to fraction form
    18,150.26/27,212.59 = 7,047.70/x
  3. Step 3: Cross multiply
    18,150.26x = 27,212.59 × 7,047.70
  4. Step 4: Simplify right side
    18,150.26x = 191,786,170.54
  5. Step 5: Solve for x
    x = 191,786,170.54/18,150.26
  6. Step 6: Final answer
    x = 10,566.58

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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.