Home / 27,240.50-40,840.47-11,450.16

Finding the Fourth Proportional to 27,240.50, 40,840.47 and 11,450.16

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Solution

The fourth proportional to 27,240.50, 40,840.47 and 11,450.16 is: 17,166.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,240.50 : 40,840.47 = 11,450.16 : x
  2. Step 2: Convert to fraction form
    27,240.50/40,840.47 = 11,450.16/x
  3. Step 3: Cross multiply
    27,240.50x = 40,840.47 × 11,450.16
  4. Step 4: Simplify right side
    27,240.50x = 467,629,915.98
  5. Step 5: Solve for x
    x = 467,629,915.98/27,240.50
  6. Step 6: Final answer
    x = 17,166.71

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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.