Home / 41,136.96-61,711.46-13,047.64

Finding the Fourth Proportional to 41,136.96, 61,711.46 and 13,047.64

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Solution

The fourth proportional to 41,136.96, 61,711.46 and 13,047.64 is: 19,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,136.96 : 61,711.46 = 13,047.64 : x
  2. Step 2: Convert to fraction form
    41,136.96/61,711.46 = 13,047.64/x
  3. Step 3: Cross multiply
    41,136.96x = 61,711.46 × 13,047.64
  4. Step 4: Simplify right side
    41,136.96x = 805,188,913.95
  5. Step 5: Solve for x
    x = 805,188,913.95/41,136.96
  6. Step 6: Final answer
    x = 19,573.37

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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.