Home / 22,218-33,343.38-10,531.26

Finding the Fourth Proportional to 22,218, 33,343.38 and 10,531.26

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Solution

The fourth proportional to 22,218, 33,343.38 and 10,531.26 is: 15,804.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218 : 33,343.38 = 10,531.26 : x
  2. Step 2: Convert to fraction form
    22,218/33,343.38 = 10,531.26/x
  3. Step 3: Cross multiply
    22,218x = 33,343.38 × 10,531.26
  4. Step 4: Simplify right side
    22,218x = 351,147,804.06
  5. Step 5: Solve for x
    x = 351,147,804.06/22,218
  6. Step 6: Final answer
    x = 15,804.65

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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.