Home / 18,537.39-27,809.73-6,851.52

Finding the Fourth Proportional to 18,537.39, 27,809.73 and 6,851.52

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Solution

The fourth proportional to 18,537.39, 27,809.73 and 6,851.52 is: 10,278.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.39 : 27,809.73 = 6,851.52 : x
  2. Step 2: Convert to fraction form
    18,537.39/27,809.73 = 6,851.52/x
  3. Step 3: Cross multiply
    18,537.39x = 27,809.73 × 6,851.52
  4. Step 4: Simplify right side
    18,537.39x = 190,538,921.29
  5. Step 5: Solve for x
    x = 190,538,921.29/18,537.39
  6. Step 6: Final answer
    x = 10,278.63

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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.