Home / 13,306.44-19,953.89-7,065.09

Finding the Fourth Proportional to 13,306.44, 19,953.89 and 7,065.09

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Solution

The fourth proportional to 13,306.44, 19,953.89 and 7,065.09 is: 10,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306.44 : 19,953.89 = 7,065.09 : x
  2. Step 2: Convert to fraction form
    13,306.44/19,953.89 = 7,065.09/x
  3. Step 3: Cross multiply
    13,306.44x = 19,953.89 × 7,065.09
  4. Step 4: Simplify right side
    13,306.44x = 140,975,993.37
  5. Step 5: Solve for x
    x = 140,975,993.37/13,306.44
  6. Step 6: Final answer
    x = 10,594.57

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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.