Home / 35,236.82-48,628.34-21,086.94

Finding the Fourth Proportional to 35,236.82, 48,628.34 and 21,086.94

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Solution

The fourth proportional to 35,236.82, 48,628.34 and 21,086.94 is: 29,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,236.82 : 48,628.34 = 21,086.94 : x
  2. Step 2: Convert to fraction form
    35,236.82/48,628.34 = 21,086.94/x
  3. Step 3: Cross multiply
    35,236.82x = 48,628.34 × 21,086.94
  4. Step 4: Simplify right side
    35,236.82x = 1,025,422,887.88
  5. Step 5: Solve for x
    x = 1,025,422,887.88/35,236.82
  6. Step 6: Final answer
    x = 29,100.89

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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.