Home / 51,745.02-77,623.67-18,469.81

Finding the Fourth Proportional to 51,745.02, 77,623.67 and 18,469.81

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Solution

The fourth proportional to 51,745.02, 77,623.67 and 18,469.81 is: 27,706.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,745.02 : 77,623.67 = 18,469.81 : x
  2. Step 2: Convert to fraction form
    51,745.02/77,623.67 = 18,469.81/x
  3. Step 3: Cross multiply
    51,745.02x = 77,623.67 × 18,469.81
  4. Step 4: Simplify right side
    51,745.02x = 1,433,694,436.40
  5. Step 5: Solve for x
    x = 1,433,694,436.40/51,745.02
  6. Step 6: Final answer
    x = 27,706.91

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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.