Home / 13,047.62-19,574.41-5,653.31

Finding the Fourth Proportional to 13,047.62, 19,574.41 and 5,653.31

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Solution

The fourth proportional to 13,047.62, 19,574.41 and 5,653.31 is: 8,481.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047.62 : 19,574.41 = 5,653.31 : x
  2. Step 2: Convert to fraction form
    13,047.62/19,574.41 = 5,653.31/x
  3. Step 3: Cross multiply
    13,047.62x = 19,574.41 × 5,653.31
  4. Step 4: Simplify right side
    13,047.62x = 110,660,207.80
  5. Step 5: Solve for x
    x = 110,660,207.80/13,047.62
  6. Step 6: Final answer
    x = 8,481.26

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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.