Home / 34,287.19-51,431.91-11,797.64

Finding the Fourth Proportional to 34,287.19, 51,431.91 and 11,797.64

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Solution

The fourth proportional to 34,287.19, 51,431.91 and 11,797.64 is: 17,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,287.19 : 51,431.91 = 11,797.64 : x
  2. Step 2: Convert to fraction form
    34,287.19/51,431.91 = 11,797.64/x
  3. Step 3: Cross multiply
    34,287.19x = 51,431.91 × 11,797.64
  4. Step 4: Simplify right side
    34,287.19x = 606,775,158.69
  5. Step 5: Solve for x
    x = 606,775,158.69/34,287.19
  6. Step 6: Final answer
    x = 17,696.85

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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.