Home / 38,084.76-57,136.50-30,755.64

Finding the Fourth Proportional to 38,084.76, 57,136.50 and 30,755.64

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Solution

The fourth proportional to 38,084.76, 57,136.50 and 30,755.64 is: 46,141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,084.76 : 57,136.50 = 30,755.64 : x
  2. Step 2: Convert to fraction form
    38,084.76/57,136.50 = 30,755.64/x
  3. Step 3: Cross multiply
    38,084.76x = 57,136.50 × 30,755.64
  4. Step 4: Simplify right side
    38,084.76x = 1,757,269,624.86
  5. Step 5: Solve for x
    x = 1,757,269,624.86/38,084.76
  6. Step 6: Final answer
    x = 46,141.02

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1.5x scale

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.