Home / 36,399.21-50,230.88-20,483.67

Finding the Fourth Proportional to 36,399.21, 50,230.88 and 20,483.67

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Solution

The fourth proportional to 36,399.21, 50,230.88 and 20,483.67 is: 28,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399.21 : 50,230.88 = 20,483.67 : x
  2. Step 2: Convert to fraction form
    36,399.21/50,230.88 = 20,483.67/x
  3. Step 3: Cross multiply
    36,399.21x = 50,230.88 × 20,483.67
  4. Step 4: Simplify right side
    36,399.21x = 1,028,912,667.31
  5. Step 5: Solve for x
    x = 1,028,912,667.31/36,399.21
  6. Step 6: Final answer
    x = 28,267.45

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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.