Home / 27,580.53-41,370.81-11,772.27

Finding the Fourth Proportional to 27,580.53, 41,370.81 and 11,772.27

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Solution

The fourth proportional to 27,580.53, 41,370.81 and 11,772.27 is: 17,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,580.53 : 41,370.81 = 11,772.27 : x
  2. Step 2: Convert to fraction form
    27,580.53/41,370.81 = 11,772.27/x
  3. Step 3: Cross multiply
    27,580.53x = 41,370.81 × 11,772.27
  4. Step 4: Simplify right side
    27,580.53x = 487,028,345.44
  5. Step 5: Solve for x
    x = 487,028,345.44/27,580.53
  6. Step 6: Final answer
    x = 17,658.41

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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.