Home / 35,816.58-49,413.78-21,664.26

Finding the Fourth Proportional to 35,816.58, 49,413.78 and 21,664.26

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Solution

The fourth proportional to 35,816.58, 49,413.78 and 21,664.26 is: 29,888.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,816.58 : 49,413.78 = 21,664.26 : x
  2. Step 2: Convert to fraction form
    35,816.58/49,413.78 = 21,664.26/x
  3. Step 3: Cross multiply
    35,816.58x = 49,413.78 × 21,664.26
  4. Step 4: Simplify right side
    35,816.58x = 1,070,512,977.50
  5. Step 5: Solve for x
    x = 1,070,512,977.50/35,816.58
  6. Step 6: Final answer
    x = 29,888.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.