Home / 22,513.44-31,071.60-16,914.72

Finding the Fourth Proportional to 22,513.44, 31,071.60 and 16,914.72

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Solution

The fourth proportional to 22,513.44, 31,071.60 and 16,914.72 is: 23,344.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,513.44 : 31,071.60 = 16,914.72 : x
  2. Step 2: Convert to fraction form
    22,513.44/31,071.60 = 16,914.72/x
  3. Step 3: Cross multiply
    22,513.44x = 31,071.60 × 16,914.72
  4. Step 4: Simplify right side
    22,513.44x = 525,567,413.95
  5. Step 5: Solve for x
    x = 525,567,413.95/22,513.44
  6. Step 6: Final answer
    x = 23,344.61

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1.5x scale

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.