Home / 35,237.82-48,629.73-21,087.90

Finding the Fourth Proportional to 35,237.82, 48,629.73 and 21,087.90

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Solution

The fourth proportional to 35,237.82, 48,629.73 and 21,087.90 is: 29,102.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,237.82 : 48,629.73 = 21,087.90 : x
  2. Step 2: Convert to fraction form
    35,237.82/48,629.73 = 21,087.90/x
  3. Step 3: Cross multiply
    35,237.82x = 48,629.73 × 21,087.90
  4. Step 4: Simplify right side
    35,237.82x = 1,025,498,883.27
  5. Step 5: Solve for x
    x = 1,025,498,883.27/35,237.82
  6. Step 6: Final answer
    x = 29,102.22

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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.