Home / 29,255.78-43,887.12-10,274.60

Finding the Fourth Proportional to 29,255.78, 43,887.12 and 10,274.60

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Solution

The fourth proportional to 29,255.78, 43,887.12 and 10,274.60 is: 15,413.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,255.78 : 43,887.12 = 10,274.60 : x
  2. Step 2: Convert to fraction form
    29,255.78/43,887.12 = 10,274.60/x
  3. Step 3: Cross multiply
    29,255.78x = 43,887.12 × 10,274.60
  4. Step 4: Simplify right side
    29,255.78x = 450,922,603.15
  5. Step 5: Solve for x
    x = 450,922,603.15/29,255.78
  6. Step 6: Final answer
    x = 15,413.11

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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.