Home / 27,072.88-37,362-15,136.36

Finding the Fourth Proportional to 27,072.88, 37,362 and 15,136.36

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Solution

The fourth proportional to 27,072.88, 37,362 and 15,136.36 is: 20,888.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.88 : 37,362 = 15,136.36 : x
  2. Step 2: Convert to fraction form
    27,072.88/37,362 = 15,136.36/x
  3. Step 3: Cross multiply
    27,072.88x = 37,362 × 15,136.36
  4. Step 4: Simplify right side
    27,072.88x = 565,524,682.32
  5. Step 5: Solve for x
    x = 565,524,682.32/27,072.88
  6. Step 6: Final answer
    x = 20,888.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.