Home / 36,035.52-49,715.84-20,922.80

Finding the Fourth Proportional to 36,035.52, 49,715.84 and 20,922.80

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Solution

The fourth proportional to 36,035.52, 49,715.84 and 20,922.80 is: 28,865.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,035.52 : 49,715.84 = 20,922.80 : x
  2. Step 2: Convert to fraction form
    36,035.52/49,715.84 = 20,922.80/x
  3. Step 3: Cross multiply
    36,035.52x = 49,715.84 × 20,922.80
  4. Step 4: Simplify right side
    36,035.52x = 1,040,194,577.15
  5. Step 5: Solve for x
    x = 1,040,194,577.15/36,035.52
  6. Step 6: Final answer
    x = 28,865.81

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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.