Home / 38,787.24-58,201.74-15,413.88

Finding the Fourth Proportional to 38,787.24, 58,201.74 and 15,413.88

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Solution

The fourth proportional to 38,787.24, 58,201.74 and 15,413.88 is: 23,129.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,787.24 : 58,201.74 = 15,413.88 : x
  2. Step 2: Convert to fraction form
    38,787.24/58,201.74 = 15,413.88/x
  3. Step 3: Cross multiply
    38,787.24x = 58,201.74 × 15,413.88
  4. Step 4: Simplify right side
    38,787.24x = 897,114,636.15
  5. Step 5: Solve for x
    x = 897,114,636.15/38,787.24
  6. Step 6: Final answer
    x = 23,129.12

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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.