Home / 40,376.54-55,714.10-22,469.09

Finding the Fourth Proportional to 40,376.54, 55,714.10 and 22,469.09

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Solution

The fourth proportional to 40,376.54, 55,714.10 and 22,469.09 is: 31,004.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,376.54 : 55,714.10 = 22,469.09 : x
  2. Step 2: Convert to fraction form
    40,376.54/55,714.10 = 22,469.09/x
  3. Step 3: Cross multiply
    40,376.54x = 55,714.10 × 22,469.09
  4. Step 4: Simplify right side
    40,376.54x = 1,251,844,736.25
  5. Step 5: Solve for x
    x = 1,251,844,736.25/40,376.54
  6. Step 6: Final answer
    x = 31,004.26

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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.