Home / 52,916.56-79,361.40-19,618.24

Finding the Fourth Proportional to 52,916.56, 79,361.40 and 19,618.24

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Solution

The fourth proportional to 52,916.56, 79,361.40 and 19,618.24 is: 29,422.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,916.56 : 79,361.40 = 19,618.24 : x
  2. Step 2: Convert to fraction form
    52,916.56/79,361.40 = 19,618.24/x
  3. Step 3: Cross multiply
    52,916.56x = 79,361.40 × 19,618.24
  4. Step 4: Simplify right side
    52,916.56x = 1,556,930,991.94
  5. Step 5: Solve for x
    x = 1,556,930,991.94/52,916.56
  6. Step 6: Final answer
    x = 29,422.38

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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.