Home / 36,150.28-49,889.25-20,017.51

Finding the Fourth Proportional to 36,150.28, 49,889.25 and 20,017.51

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Solution

The fourth proportional to 36,150.28, 49,889.25 and 20,017.51 is: 27,625.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,150.28 : 49,889.25 = 20,017.51 : x
  2. Step 2: Convert to fraction form
    36,150.28/49,889.25 = 20,017.51/x
  3. Step 3: Cross multiply
    36,150.28x = 49,889.25 × 20,017.51
  4. Step 4: Simplify right side
    36,150.28x = 998,658,211.23
  5. Step 5: Solve for x
    x = 998,658,211.23/36,150.28
  6. Step 6: Final answer
    x = 27,625.19

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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.