Home / 25,136.93-37,647.99-11,998.53

Finding the Fourth Proportional to 25,136.93, 37,647.99 and 11,998.53

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Solution

The fourth proportional to 25,136.93, 37,647.99 and 11,998.53 is: 17,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,136.93 : 37,647.99 = 11,998.53 : x
  2. Step 2: Convert to fraction form
    25,136.93/37,647.99 = 11,998.53/x
  3. Step 3: Cross multiply
    25,136.93x = 37,647.99 × 11,998.53
  4. Step 4: Simplify right side
    25,136.93x = 451,720,537.45
  5. Step 5: Solve for x
    x = 451,720,537.45/25,136.93
  6. Step 6: Final answer
    x = 17,970.39

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1.5x scale

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.