Home / 37,128.23-55,673.92-11,824.45

Finding the Fourth Proportional to 37,128.23, 55,673.92 and 11,824.45

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Solution

The fourth proportional to 37,128.23, 55,673.92 and 11,824.45 is: 17,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,128.23 : 55,673.92 = 11,824.45 : x
  2. Step 2: Convert to fraction form
    37,128.23/55,673.92 = 11,824.45/x
  3. Step 3: Cross multiply
    37,128.23x = 55,673.92 × 11,824.45
  4. Step 4: Simplify right side
    37,128.23x = 658,313,145.85
  5. Step 5: Solve for x
    x = 658,313,145.85/37,128.23
  6. Step 6: Final answer
    x = 17,730.80

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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.