Home / 36,169.93-49,915.61-20,255.05

Finding the Fourth Proportional to 36,169.93, 49,915.61 and 20,255.05

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Solution

The fourth proportional to 36,169.93, 49,915.61 and 20,255.05 is: 27,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,169.93 : 49,915.61 = 20,255.05 : x
  2. Step 2: Convert to fraction form
    36,169.93/49,915.61 = 20,255.05/x
  3. Step 3: Cross multiply
    36,169.93x = 49,915.61 × 20,255.05
  4. Step 4: Simplify right side
    36,169.93x = 1,011,043,176.33
  5. Step 5: Solve for x
    x = 1,011,043,176.33/36,169.93
  6. Step 6: Final answer
    x = 27,952.59

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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.