Home / 41,112.72-56,760-26,990.32

Finding the Fourth Proportional to 41,112.72, 56,760 and 26,990.32

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Solution

The fourth proportional to 41,112.72, 56,760 and 26,990.32 is: 37,262.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,112.72 : 56,760 = 26,990.32 : x
  2. Step 2: Convert to fraction form
    41,112.72/56,760 = 26,990.32/x
  3. Step 3: Cross multiply
    41,112.72x = 56,760 × 26,990.32
  4. Step 4: Simplify right side
    41,112.72x = 1,531,970,563.20
  5. Step 5: Solve for x
    x = 1,531,970,563.20/41,112.72
  6. Step 6: Final answer
    x = 37,262.69

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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.