Home / 52,839.30-79,269.34-19,559.66

Finding the Fourth Proportional to 52,839.30, 79,269.34 and 19,559.66

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Solution

The fourth proportional to 52,839.30, 79,269.34 and 19,559.66 is: 29,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,839.30 : 79,269.34 = 19,559.66 : x
  2. Step 2: Convert to fraction form
    52,839.30/79,269.34 = 19,559.66/x
  3. Step 3: Cross multiply
    52,839.30x = 79,269.34 × 19,559.66
  4. Step 4: Simplify right side
    52,839.30x = 1,550,481,338.82
  5. Step 5: Solve for x
    x = 1,550,481,338.82/52,839.30
  6. Step 6: Final answer
    x = 29,343.34

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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.