Home / 13,334.82-20,004.03-4,900.20

Finding the Fourth Proportional to 13,334.82, 20,004.03 and 4,900.20

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Solution

The fourth proportional to 13,334.82, 20,004.03 and 4,900.20 is: 7,350.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.82 : 20,004.03 = 4,900.20 : x
  2. Step 2: Convert to fraction form
    13,334.82/20,004.03 = 4,900.20/x
  3. Step 3: Cross multiply
    13,334.82x = 20,004.03 × 4,900.20
  4. Step 4: Simplify right side
    13,334.82x = 98,023,747.81
  5. Step 5: Solve for x
    x = 98,023,747.81/13,334.82
  6. Step 6: Final answer
    x = 7,350.96

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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.