Home / 13,888.44-20,832.24-3,500.28

Finding the Fourth Proportional to 13,888.44, 20,832.24 and 3,500.28

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Solution

The fourth proportional to 13,888.44, 20,832.24 and 3,500.28 is: 5,250.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888.44 : 20,832.24 = 3,500.28 : x
  2. Step 2: Convert to fraction form
    13,888.44/20,832.24 = 3,500.28/x
  3. Step 3: Cross multiply
    13,888.44x = 20,832.24 × 3,500.28
  4. Step 4: Simplify right side
    13,888.44x = 72,918,673.03
  5. Step 5: Solve for x
    x = 72,918,673.03/13,888.44
  6. Step 6: Final answer
    x = 5,250.31

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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.