Home / 26,755.02-40,148.93-11,976.44

Finding the Fourth Proportional to 26,755.02, 40,148.93 and 11,976.44

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Solution

The fourth proportional to 26,755.02, 40,148.93 and 11,976.44 is: 17,971.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,755.02 : 40,148.93 = 11,976.44 : x
  2. Step 2: Convert to fraction form
    26,755.02/40,148.93 = 11,976.44/x
  3. Step 3: Cross multiply
    26,755.02x = 40,148.93 × 11,976.44
  4. Step 4: Simplify right side
    26,755.02x = 480,840,990.58
  5. Step 5: Solve for x
    x = 480,840,990.58/26,755.02
  6. Step 6: Final answer
    x = 17,971.99

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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.