Home / 27,442.56-41,175.84-11,870.40

Finding the Fourth Proportional to 27,442.56, 41,175.84 and 11,870.40

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Solution

The fourth proportional to 27,442.56, 41,175.84 and 11,870.40 is: 17,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,442.56 : 41,175.84 = 11,870.40 : x
  2. Step 2: Convert to fraction form
    27,442.56/41,175.84 = 11,870.40/x
  3. Step 3: Cross multiply
    27,442.56x = 41,175.84 × 11,870.40
  4. Step 4: Simplify right side
    27,442.56x = 488,773,691.14
  5. Step 5: Solve for x
    x = 488,773,691.14/27,442.56
  6. Step 6: Final answer
    x = 17,810.79

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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.