Home / 27,072.56-37,360.44-15,136.58

Finding the Fourth Proportional to 27,072.56, 37,360.44 and 15,136.58

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Solution

The fourth proportional to 27,072.56, 37,360.44 and 15,136.58 is: 20,888.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.56 : 37,360.44 = 15,136.58 : x
  2. Step 2: Convert to fraction form
    27,072.56/37,360.44 = 15,136.58/x
  3. Step 3: Cross multiply
    27,072.56x = 37,360.44 × 15,136.58
  4. Step 4: Simplify right side
    27,072.56x = 565,509,288.90
  5. Step 5: Solve for x
    x = 565,509,288.90/27,072.56
  6. Step 6: Final answer
    x = 20,888.65

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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.