Home / 36,151.33-49,886.49-20,235.64

Finding the Fourth Proportional to 36,151.33, 49,886.49 and 20,235.64

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Solution

The fourth proportional to 36,151.33, 49,886.49 and 20,235.64 is: 27,923.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,151.33 : 49,886.49 = 20,235.64 : x
  2. Step 2: Convert to fraction form
    36,151.33/49,886.49 = 20,235.64/x
  3. Step 3: Cross multiply
    36,151.33x = 49,886.49 × 20,235.64
  4. Step 4: Simplify right side
    36,151.33x = 1,009,485,052.50
  5. Step 5: Solve for x
    x = 1,009,485,052.50/36,151.33
  6. Step 6: Final answer
    x = 27,923.87

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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.