Home / 27,418.64-41,109.60-9,886.10

Finding the Fourth Proportional to 27,418.64, 41,109.60 and 9,886.10

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Solution

The fourth proportional to 27,418.64, 41,109.60 and 9,886.10 is: 14,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,418.64 : 41,109.60 = 9,886.10 : x
  2. Step 2: Convert to fraction form
    27,418.64/41,109.60 = 9,886.10/x
  3. Step 3: Cross multiply
    27,418.64x = 41,109.60 × 9,886.10
  4. Step 4: Simplify right side
    27,418.64x = 406,413,616.56
  5. Step 5: Solve for x
    x = 406,413,616.56/27,418.64
  6. Step 6: Final answer
    x = 14,822.53

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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.