Home / 41,089.44-56,725.20-31,637.28

Finding the Fourth Proportional to 41,089.44, 56,725.20 and 31,637.28

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Solution

The fourth proportional to 41,089.44, 56,725.20 and 31,637.28 is: 43,676.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,089.44 : 56,725.20 = 31,637.28 : x
  2. Step 2: Convert to fraction form
    41,089.44/56,725.20 = 31,637.28/x
  3. Step 3: Cross multiply
    41,089.44x = 56,725.20 × 31,637.28
  4. Step 4: Simplify right side
    41,089.44x = 1,794,631,035.46
  5. Step 5: Solve for x
    x = 1,794,631,035.46/41,089.44
  6. Step 6: Final answer
    x = 43,676.21

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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.