Home / 34,136.40-51,118.20-25,323.60

Finding the Fourth Proportional to 34,136.40, 51,118.20 and 25,323.60

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Solution

The fourth proportional to 34,136.40, 51,118.20 and 25,323.60 is: 37,921.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,136.40 : 51,118.20 = 25,323.60 : x
  2. Step 2: Convert to fraction form
    34,136.40/51,118.20 = 25,323.60/x
  3. Step 3: Cross multiply
    34,136.40x = 51,118.20 × 25,323.60
  4. Step 4: Simplify right side
    34,136.40x = 1,294,496,849.52
  5. Step 5: Solve for x
    x = 1,294,496,849.52/34,136.40
  6. Step 6: Final answer
    x = 37,921.31

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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.