Home / 13,297.24-19,939.20-4,529.08

Finding the Fourth Proportional to 13,297.24, 19,939.20 and 4,529.08

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Solution

The fourth proportional to 13,297.24, 19,939.20 and 4,529.08 is: 6,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,297.24 : 19,939.20 = 4,529.08 : x
  2. Step 2: Convert to fraction form
    13,297.24/19,939.20 = 4,529.08/x
  3. Step 3: Cross multiply
    13,297.24x = 19,939.20 × 4,529.08
  4. Step 4: Simplify right side
    13,297.24x = 90,306,231.94
  5. Step 5: Solve for x
    x = 90,306,231.94/13,297.24
  6. Step 6: Final answer
    x = 6,791.35

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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.