Home / 10,418.32-15,627.59-2,627.13

Finding the Fourth Proportional to 10,418.32, 15,627.59 and 2,627.13

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Solution

The fourth proportional to 10,418.32, 15,627.59 and 2,627.13 is: 3,940.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.32 : 15,627.59 = 2,627.13 : x
  2. Step 2: Convert to fraction form
    10,418.32/15,627.59 = 2,627.13/x
  3. Step 3: Cross multiply
    10,418.32x = 15,627.59 × 2,627.13
  4. Step 4: Simplify right side
    10,418.32x = 41,055,710.52
  5. Step 5: Solve for x
    x = 41,055,710.52/10,418.32
  6. Step 6: Final answer
    x = 3,940.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.