Home / 13,162.23-19,747.19-4,403.30

Finding the Fourth Proportional to 13,162.23, 19,747.19 and 4,403.30

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Solution

The fourth proportional to 13,162.23, 19,747.19 and 4,403.30 is: 6,606.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,162.23 : 19,747.19 = 4,403.30 : x
  2. Step 2: Convert to fraction form
    13,162.23/19,747.19 = 4,403.30/x
  3. Step 3: Cross multiply
    13,162.23x = 19,747.19 × 4,403.30
  4. Step 4: Simplify right side
    13,162.23x = 86,952,714.00
  5. Step 5: Solve for x
    x = 86,952,714.00/13,162.23
  6. Step 6: Final answer
    x = 6,606.23

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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.