Home / 55,974.50-77,244.82-30,824

Finding the Fourth Proportional to 55,974.50, 77,244.82 and 30,824

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Solution

The fourth proportional to 55,974.50, 77,244.82 and 30,824 is: 42,537.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,974.50 : 77,244.82 = 30,824 : x
  2. Step 2: Convert to fraction form
    55,974.50/77,244.82 = 30,824/x
  3. Step 3: Cross multiply
    55,974.50x = 77,244.82 × 30,824
  4. Step 4: Simplify right side
    55,974.50x = 2,380,994,331.68
  5. Step 5: Solve for x
    x = 2,380,994,331.68/55,974.50
  6. Step 6: Final answer
    x = 42,537.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.