Home / 36,299.47-50,093.58-20,385.40

Finding the Fourth Proportional to 36,299.47, 50,093.58 and 20,385.40

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Solution

The fourth proportional to 36,299.47, 50,093.58 and 20,385.40 is: 28,132.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,299.47 : 50,093.58 = 20,385.40 : x
  2. Step 2: Convert to fraction form
    36,299.47/50,093.58 = 20,385.40/x
  3. Step 3: Cross multiply
    36,299.47x = 50,093.58 × 20,385.40
  4. Step 4: Simplify right side
    36,299.47x = 1,021,177,665.73
  5. Step 5: Solve for x
    x = 1,021,177,665.73/36,299.47
  6. Step 6: Final answer
    x = 28,132.03

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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.