Home / 34,071.31-51,113.46-11,891.02

Finding the Fourth Proportional to 34,071.31, 51,113.46 and 11,891.02

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Solution

The fourth proportional to 34,071.31, 51,113.46 and 11,891.02 is: 17,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,071.31 : 51,113.46 = 11,891.02 : x
  2. Step 2: Convert to fraction form
    34,071.31/51,113.46 = 11,891.02/x
  3. Step 3: Cross multiply
    34,071.31x = 51,113.46 × 11,891.02
  4. Step 4: Simplify right side
    34,071.31x = 607,791,175.13
  5. Step 5: Solve for x
    x = 607,791,175.13/34,071.31
  6. Step 6: Final answer
    x = 17,838.80

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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.