Home / 27,543.33-38,009.68-15,608.94

Finding the Fourth Proportional to 27,543.33, 38,009.68 and 15,608.94

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Solution

The fourth proportional to 27,543.33, 38,009.68 and 15,608.94 is: 21,540.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.33 : 38,009.68 = 15,608.94 : x
  2. Step 2: Convert to fraction form
    27,543.33/38,009.68 = 15,608.94/x
  3. Step 3: Cross multiply
    27,543.33x = 38,009.68 × 15,608.94
  4. Step 4: Simplify right side
    27,543.33x = 593,290,814.54
  5. Step 5: Solve for x
    x = 593,290,814.54/27,543.33
  6. Step 6: Final answer
    x = 21,540.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.