Home / 35,857.37-49,486.96-19,943.30

Finding the Fourth Proportional to 35,857.37, 49,486.96 and 19,943.30

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Solution

The fourth proportional to 35,857.37, 49,486.96 and 19,943.30 is: 27,523.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,857.37 : 49,486.96 = 19,943.30 : x
  2. Step 2: Convert to fraction form
    35,857.37/49,486.96 = 19,943.30/x
  3. Step 3: Cross multiply
    35,857.37x = 49,486.96 × 19,943.30
  4. Step 4: Simplify right side
    35,857.37x = 986,933,289.37
  5. Step 5: Solve for x
    x = 986,933,289.37/35,857.37
  6. Step 6: Final answer
    x = 27,523.86

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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.