Home / 37,293.26-55,888.74-19,728

Finding the Fourth Proportional to 37,293.26, 55,888.74 and 19,728

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Solution

The fourth proportional to 37,293.26, 55,888.74 and 19,728 is: 29,564.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,293.26 : 55,888.74 = 19,728 : x
  2. Step 2: Convert to fraction form
    37,293.26/55,888.74 = 19,728/x
  3. Step 3: Cross multiply
    37,293.26x = 55,888.74 × 19,728
  4. Step 4: Simplify right side
    37,293.26x = 1,102,573,062.72
  5. Step 5: Solve for x
    x = 1,102,573,062.72/37,293.26
  6. Step 6: Final answer
    x = 29,564.95

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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.