Home / 17,413.80-26,118.24-5,725.50

Finding the Fourth Proportional to 17,413.80, 26,118.24 and 5,725.50

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Solution

The fourth proportional to 17,413.80, 26,118.24 and 5,725.50 is: 8,587.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,413.80 : 26,118.24 = 5,725.50 : x
  2. Step 2: Convert to fraction form
    17,413.80/26,118.24 = 5,725.50/x
  3. Step 3: Cross multiply
    17,413.80x = 26,118.24 × 5,725.50
  4. Step 4: Simplify right side
    17,413.80x = 149,539,983.12
  5. Step 5: Solve for x
    x = 149,539,983.12/17,413.80
  6. Step 6: Final answer
    x = 8,587.44

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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.