Home / 13,334.25-19,999.77-3,474.30

Finding the Fourth Proportional to 13,334.25, 19,999.77 and 3,474.30

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Solution

The fourth proportional to 13,334.25, 19,999.77 and 3,474.30 is: 5,211.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.25 : 19,999.77 = 3,474.30 : x
  2. Step 2: Convert to fraction form
    13,334.25/19,999.77 = 3,474.30/x
  3. Step 3: Cross multiply
    13,334.25x = 19,999.77 × 3,474.30
  4. Step 4: Simplify right side
    13,334.25x = 69,485,200.91
  5. Step 5: Solve for x
    x = 69,485,200.91/13,334.25
  6. Step 6: Final answer
    x = 5,211.03

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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.