Home / 36,342.33-54,538.67-14,155.89

Finding the Fourth Proportional to 36,342.33, 54,538.67 and 14,155.89

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Solution

The fourth proportional to 36,342.33, 54,538.67 and 14,155.89 is: 21,243.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,342.33 : 54,538.67 = 14,155.89 : x
  2. Step 2: Convert to fraction form
    36,342.33/54,538.67 = 14,155.89/x
  3. Step 3: Cross multiply
    36,342.33x = 54,538.67 × 14,155.89
  4. Step 4: Simplify right side
    36,342.33x = 772,043,413.27
  5. Step 5: Solve for x
    x = 772,043,413.27/36,342.33
  6. Step 6: Final answer
    x = 21,243.64

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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.