Home / 52,908.41-79,311.99-19,619.57

Finding the Fourth Proportional to 52,908.41, 79,311.99 and 19,619.57

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Solution

The fourth proportional to 52,908.41, 79,311.99 and 19,619.57 is: 29,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,908.41 : 79,311.99 = 19,619.57 : x
  2. Step 2: Convert to fraction form
    52,908.41/79,311.99 = 19,619.57/x
  3. Step 3: Cross multiply
    52,908.41x = 79,311.99 × 19,619.57
  4. Step 4: Simplify right side
    52,908.41x = 1,556,067,139.64
  5. Step 5: Solve for x
    x = 1,556,067,139.64/52,908.41
  6. Step 6: Final answer
    x = 29,410.58

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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.