Home / 49,017.42-73,515.20-19,427.31

Finding the Fourth Proportional to 49,017.42, 73,515.20 and 19,427.31

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Solution

The fourth proportional to 49,017.42, 73,515.20 and 19,427.31 is: 29,136.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,017.42 : 73,515.20 = 19,427.31 : x
  2. Step 2: Convert to fraction form
    49,017.42/73,515.20 = 19,427.31/x
  3. Step 3: Cross multiply
    49,017.42x = 73,515.20 × 19,427.31
  4. Step 4: Simplify right side
    49,017.42x = 1,428,202,482.98
  5. Step 5: Solve for x
    x = 1,428,202,482.98/49,017.42
  6. Step 6: Final answer
    x = 29,136.63

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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.