Home / 27,555.70-41,300.73-19,190.42

Finding the Fourth Proportional to 27,555.70, 41,300.73 and 19,190.42

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Solution

The fourth proportional to 27,555.70, 41,300.73 and 19,190.42 is: 28,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,555.70 : 41,300.73 = 19,190.42 : x
  2. Step 2: Convert to fraction form
    27,555.70/41,300.73 = 19,190.42/x
  3. Step 3: Cross multiply
    27,555.70x = 41,300.73 × 19,190.42
  4. Step 4: Simplify right side
    27,555.70x = 792,578,355.01
  5. Step 5: Solve for x
    x = 792,578,355.01/27,555.70
  6. Step 6: Final answer
    x = 28,762.77

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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.