Home / 36,413.82-54,631.53-11,457.32

Finding the Fourth Proportional to 36,413.82, 54,631.53 and 11,457.32

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Solution

The fourth proportional to 36,413.82, 54,631.53 and 11,457.32 is: 17,189.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,413.82 : 54,631.53 = 11,457.32 : x
  2. Step 2: Convert to fraction form
    36,413.82/54,631.53 = 11,457.32/x
  3. Step 3: Cross multiply
    36,413.82x = 54,631.53 × 11,457.32
  4. Step 4: Simplify right side
    36,413.82x = 625,930,648.14
  5. Step 5: Solve for x
    x = 625,930,648.14/36,413.82
  6. Step 6: Final answer
    x = 17,189.37

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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.