Home / 37,940.26-56,905.38-11,642.80

Finding the Fourth Proportional to 37,940.26, 56,905.38 and 11,642.80

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Solution

The fourth proportional to 37,940.26, 56,905.38 and 11,642.80 is: 17,462.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,940.26 : 56,905.38 = 11,642.80 : x
  2. Step 2: Convert to fraction form
    37,940.26/56,905.38 = 11,642.80/x
  3. Step 3: Cross multiply
    37,940.26x = 56,905.38 × 11,642.80
  4. Step 4: Simplify right side
    37,940.26x = 662,537,958.26
  5. Step 5: Solve for x
    x = 662,537,958.26/37,940.26
  6. Step 6: Final answer
    x = 17,462.66

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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.