Home / 13,250.58-19,861.07-5,745.48

Finding the Fourth Proportional to 13,250.58, 19,861.07 and 5,745.48

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Solution

The fourth proportional to 13,250.58, 19,861.07 and 5,745.48 is: 8,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250.58 : 19,861.07 = 5,745.48 : x
  2. Step 2: Convert to fraction form
    13,250.58/19,861.07 = 5,745.48/x
  3. Step 3: Cross multiply
    13,250.58x = 19,861.07 × 5,745.48
  4. Step 4: Simplify right side
    13,250.58x = 114,111,380.46
  5. Step 5: Solve for x
    x = 114,111,380.46/13,250.58
  6. Step 6: Final answer
    x = 8,611.80

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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.