Home / 13,225.13-19,837.29-3,364.38

Finding the Fourth Proportional to 13,225.13, 19,837.29 and 3,364.38

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Solution

The fourth proportional to 13,225.13, 19,837.29 and 3,364.38 is: 5,046.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225.13 : 19,837.29 = 3,364.38 : x
  2. Step 2: Convert to fraction form
    13,225.13/19,837.29 = 3,364.38/x
  3. Step 3: Cross multiply
    13,225.13x = 19,837.29 × 3,364.38
  4. Step 4: Simplify right side
    13,225.13x = 66,740,181.73
  5. Step 5: Solve for x
    x = 66,740,181.73/13,225.13
  6. Step 6: Final answer
    x = 5,046.47

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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.