Home / 36,434.94-50,280.39-20,519.67

Finding the Fourth Proportional to 36,434.94, 50,280.39 and 20,519.67

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Solution

The fourth proportional to 36,434.94, 50,280.39 and 20,519.67 is: 28,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,434.94 : 50,280.39 = 20,519.67 : x
  2. Step 2: Convert to fraction form
    36,434.94/50,280.39 = 20,519.67/x
  3. Step 3: Cross multiply
    36,434.94x = 50,280.39 × 20,519.67
  4. Step 4: Simplify right side
    36,434.94x = 1,031,737,010.27
  5. Step 5: Solve for x
    x = 1,031,737,010.27/36,434.94
  6. Step 6: Final answer
    x = 28,317.24

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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.