Home / 27,623.56-41,436.75-7,905.04

Finding the Fourth Proportional to 27,623.56, 41,436.75 and 7,905.04

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Solution

The fourth proportional to 27,623.56, 41,436.75 and 7,905.04 is: 11,857.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,623.56 : 41,436.75 = 7,905.04 : x
  2. Step 2: Convert to fraction form
    27,623.56/41,436.75 = 7,905.04/x
  3. Step 3: Cross multiply
    27,623.56x = 41,436.75 × 7,905.04
  4. Step 4: Simplify right side
    27,623.56x = 327,559,166.22
  5. Step 5: Solve for x
    x = 327,559,166.22/27,623.56
  6. Step 6: Final answer
    x = 11,857.96

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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.