Home / 33,987.33-50,923.35-20,812.14

Finding the Fourth Proportional to 33,987.33, 50,923.35 and 20,812.14

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Solution

The fourth proportional to 33,987.33, 50,923.35 and 20,812.14 is: 31,182.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,987.33 : 50,923.35 = 20,812.14 : x
  2. Step 2: Convert to fraction form
    33,987.33/50,923.35 = 20,812.14/x
  3. Step 3: Cross multiply
    33,987.33x = 50,923.35 × 20,812.14
  4. Step 4: Simplify right side
    33,987.33x = 1,059,823,889.47
  5. Step 5: Solve for x
    x = 1,059,823,889.47/33,987.33
  6. Step 6: Final answer
    x = 31,182.91

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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.