Home / 13,055.24-19,563.42-7,213.52

Finding the Fourth Proportional to 13,055.24, 19,563.42 and 7,213.52

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Solution

The fourth proportional to 13,055.24, 19,563.42 and 7,213.52 is: 10,809.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055.24 : 19,563.42 = 7,213.52 : x
  2. Step 2: Convert to fraction form
    13,055.24/19,563.42 = 7,213.52/x
  3. Step 3: Cross multiply
    13,055.24x = 19,563.42 × 7,213.52
  4. Step 4: Simplify right side
    13,055.24x = 141,121,121.44
  5. Step 5: Solve for x
    x = 141,121,121.44/13,055.24
  6. Step 6: Final answer
    x = 10,809.54

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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.