Home / 52,738.44-72,778.82-28,865.04

Finding the Fourth Proportional to 52,738.44, 72,778.82 and 28,865.04

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Solution

The fourth proportional to 52,738.44, 72,778.82 and 28,865.04 is: 39,833.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,738.44 : 72,778.82 = 28,865.04 : x
  2. Step 2: Convert to fraction form
    52,738.44/72,778.82 = 28,865.04/x
  3. Step 3: Cross multiply
    52,738.44x = 72,778.82 × 28,865.04
  4. Step 4: Simplify right side
    52,738.44x = 2,100,763,406.13
  5. Step 5: Solve for x
    x = 2,100,763,406.13/52,738.44
  6. Step 6: Final answer
    x = 39,833.63

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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.