Home / 36,299.40-50,091.87-20,384.52

Finding the Fourth Proportional to 36,299.40, 50,091.87 and 20,384.52

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Solution

The fourth proportional to 36,299.40, 50,091.87 and 20,384.52 is: 28,129.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,299.40 : 50,091.87 = 20,384.52 : x
  2. Step 2: Convert to fraction form
    36,299.40/50,091.87 = 20,384.52/x
  3. Step 3: Cross multiply
    36,299.40x = 50,091.87 × 20,384.52
  4. Step 4: Simplify right side
    36,299.40x = 1,021,098,475.39
  5. Step 5: Solve for x
    x = 1,021,098,475.39/36,299.40
  6. Step 6: Final answer
    x = 28,129.90

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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.