Home / 27,505.36-41,220.78-19,696.96

Finding the Fourth Proportional to 27,505.36, 41,220.78 and 19,696.96

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Solution

The fourth proportional to 27,505.36, 41,220.78 and 19,696.96 is: 29,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,505.36 : 41,220.78 = 19,696.96 : x
  2. Step 2: Convert to fraction form
    27,505.36/41,220.78 = 19,696.96/x
  3. Step 3: Cross multiply
    27,505.36x = 41,220.78 × 19,696.96
  4. Step 4: Simplify right side
    27,505.36x = 811,924,054.83
  5. Step 5: Solve for x
    x = 811,924,054.83/27,505.36
  6. Step 6: Final answer
    x = 29,518.76

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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.