Home / 13,365.75-20,048.19-6,350.80

Finding the Fourth Proportional to 13,365.75, 20,048.19 and 6,350.80

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Solution

The fourth proportional to 13,365.75, 20,048.19 and 6,350.80 is: 9,525.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365.75 : 20,048.19 = 6,350.80 : x
  2. Step 2: Convert to fraction form
    13,365.75/20,048.19 = 6,350.80/x
  3. Step 3: Cross multiply
    13,365.75x = 20,048.19 × 6,350.80
  4. Step 4: Simplify right side
    13,365.75x = 127,322,045.05
  5. Step 5: Solve for x
    x = 127,322,045.05/13,365.75
  6. Step 6: Final answer
    x = 9,525.99

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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.