Home / 57,413.36-86,110.32-15,860.36

Finding the Fourth Proportional to 57,413.36, 86,110.32 and 15,860.36

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Solution

The fourth proportional to 57,413.36, 86,110.32 and 15,860.36 is: 23,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,413.36 : 86,110.32 = 15,860.36 : x
  2. Step 2: Convert to fraction form
    57,413.36/86,110.32 = 15,860.36/x
  3. Step 3: Cross multiply
    57,413.36x = 86,110.32 × 15,860.36
  4. Step 4: Simplify right side
    57,413.36x = 1,365,740,674.92
  5. Step 5: Solve for x
    x = 1,365,740,674.92/57,413.36
  6. Step 6: Final answer
    x = 23,787.85

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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.