Home / 51,645.20-77,403.06-22,028.36

Finding the Fourth Proportional to 51,645.20, 77,403.06 and 22,028.36

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Solution

The fourth proportional to 51,645.20, 77,403.06 and 22,028.36 is: 33,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,645.20 : 77,403.06 = 22,028.36 : x
  2. Step 2: Convert to fraction form
    51,645.20/77,403.06 = 22,028.36/x
  3. Step 3: Cross multiply
    51,645.20x = 77,403.06 × 22,028.36
  4. Step 4: Simplify right side
    51,645.20x = 1,705,062,083.77
  5. Step 5: Solve for x
    x = 1,705,062,083.77/51,645.20
  6. Step 6: Final answer
    x = 33,014.92

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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.