Home / 33,157.33-49,738.47-10,986.40

Finding the Fourth Proportional to 33,157.33, 49,738.47 and 10,986.40

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Solution

The fourth proportional to 33,157.33, 49,738.47 and 10,986.40 is: 16,480.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,157.33 : 49,738.47 = 10,986.40 : x
  2. Step 2: Convert to fraction form
    33,157.33/49,738.47 = 10,986.40/x
  3. Step 3: Cross multiply
    33,157.33x = 49,738.47 × 10,986.40
  4. Step 4: Simplify right side
    33,157.33x = 546,446,726.81
  5. Step 5: Solve for x
    x = 546,446,726.81/33,157.33
  6. Step 6: Final answer
    x = 16,480.42

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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.