Home / 37,531.09-51,791.73-22,420.36

Finding the Fourth Proportional to 37,531.09, 51,791.73 and 22,420.36

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Solution

The fourth proportional to 37,531.09, 51,791.73 and 22,420.36 is: 30,939.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,531.09 : 51,791.73 = 22,420.36 : x
  2. Step 2: Convert to fraction form
    37,531.09/51,791.73 = 22,420.36/x
  3. Step 3: Cross multiply
    37,531.09x = 51,791.73 × 22,420.36
  4. Step 4: Simplify right side
    37,531.09x = 1,161,188,972.66
  5. Step 5: Solve for x
    x = 1,161,188,972.66/37,531.09
  6. Step 6: Final answer
    x = 30,939.39

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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.