Home / 13,334.88-20,003.46-3,474.16

Finding the Fourth Proportional to 13,334.88, 20,003.46 and 3,474.16

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Solution

The fourth proportional to 13,334.88, 20,003.46 and 3,474.16 is: 5,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.88 : 20,003.46 = 3,474.16 : x
  2. Step 2: Convert to fraction form
    13,334.88/20,003.46 = 3,474.16/x
  3. Step 3: Cross multiply
    13,334.88x = 20,003.46 × 3,474.16
  4. Step 4: Simplify right side
    13,334.88x = 69,495,220.59
  5. Step 5: Solve for x
    x = 69,495,220.59/13,334.88
  6. Step 6: Final answer
    x = 5,211.54

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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.