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Finding the Fourth Proportional to 26,891.15, 37,110.69 and 14,792.15

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Solution

The fourth proportional to 26,891.15, 37,110.69 and 14,792.15 is: 20,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.15 : 37,110.69 = 14,792.15 : x
  2. Step 2: Convert to fraction form
    26,891.15/37,110.69 = 14,792.15/x
  3. Step 3: Cross multiply
    26,891.15x = 37,110.69 × 14,792.15
  4. Step 4: Simplify right side
    26,891.15x = 548,946,893.08
  5. Step 5: Solve for x
    x = 548,946,893.08/26,891.15
  6. Step 6: Final answer
    x = 20,413.66

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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.