Home / 37,762.09-52,107.63-21,843.56

Finding the Fourth Proportional to 37,762.09, 52,107.63 and 21,843.56

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Solution

The fourth proportional to 37,762.09, 52,107.63 and 21,843.56 is: 30,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,762.09 : 52,107.63 = 21,843.56 : x
  2. Step 2: Convert to fraction form
    37,762.09/52,107.63 = 21,843.56/x
  3. Step 3: Cross multiply
    37,762.09x = 52,107.63 × 21,843.56
  4. Step 4: Simplify right side
    37,762.09x = 1,138,216,142.36
  5. Step 5: Solve for x
    x = 1,138,216,142.36/37,762.09
  6. Step 6: Final answer
    x = 30,141.77

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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.