Home / 30,285.57-41,776.37-19,682.26

Finding the Fourth Proportional to 30,285.57, 41,776.37 and 19,682.26

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Solution

The fourth proportional to 30,285.57, 41,776.37 and 19,682.26 is: 27,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,285.57 : 41,776.37 = 19,682.26 : x
  2. Step 2: Convert to fraction form
    30,285.57/41,776.37 = 19,682.26/x
  3. Step 3: Cross multiply
    30,285.57x = 41,776.37 × 19,682.26
  4. Step 4: Simplify right side
    30,285.57x = 822,253,277.78
  5. Step 5: Solve for x
    x = 822,253,277.78/30,285.57
  6. Step 6: Final answer
    x = 27,150.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.