Home / 12,531.07-18,796.37-5,036.34

Finding the Fourth Proportional to 12,531.07, 18,796.37 and 5,036.34

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Solution

The fourth proportional to 12,531.07, 18,796.37 and 5,036.34 is: 7,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531.07 : 18,796.37 = 5,036.34 : x
  2. Step 2: Convert to fraction form
    12,531.07/18,796.37 = 5,036.34/x
  3. Step 3: Cross multiply
    12,531.07x = 18,796.37 × 5,036.34
  4. Step 4: Simplify right side
    12,531.07x = 94,664,922.68
  5. Step 5: Solve for x
    x = 94,664,922.68/12,531.07
  6. Step 6: Final answer
    x = 7,554.42

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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.