Home / 51,977.14-77,971.82-18,232.85

Finding the Fourth Proportional to 51,977.14, 77,971.82 and 18,232.85

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Solution

The fourth proportional to 51,977.14, 77,971.82 and 18,232.85 is: 27,351.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,977.14 : 77,971.82 = 18,232.85 : x
  2. Step 2: Convert to fraction form
    51,977.14/77,971.82 = 18,232.85/x
  3. Step 3: Cross multiply
    51,977.14x = 77,971.82 × 18,232.85
  4. Step 4: Simplify right side
    51,977.14x = 1,421,648,163.46
  5. Step 5: Solve for x
    x = 1,421,648,163.46/51,977.14
  6. Step 6: Final answer
    x = 27,351.41

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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.