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Finding the Fourth Proportional to 37,993.51, 56,963.91 and 16,922.37

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Solution

The fourth proportional to 37,993.51, 56,963.91 and 16,922.37 is: 25,371.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,993.51 : 56,963.91 = 16,922.37 : x
  2. Step 2: Convert to fraction form
    37,993.51/56,963.91 = 16,922.37/x
  3. Step 3: Cross multiply
    37,993.51x = 56,963.91 × 16,922.37
  4. Step 4: Simplify right side
    37,993.51x = 963,964,223.13
  5. Step 5: Solve for x
    x = 963,964,223.13/37,993.51
  6. Step 6: Final answer
    x = 25,371.82

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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.