Home / 35,221.52-48,610.67-21,797.09

Finding the Fourth Proportional to 35,221.52, 48,610.67 and 21,797.09

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Solution

The fourth proportional to 35,221.52, 48,610.67 and 21,797.09 is: 30,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,221.52 : 48,610.67 = 21,797.09 : x
  2. Step 2: Convert to fraction form
    35,221.52/48,610.67 = 21,797.09/x
  3. Step 3: Cross multiply
    35,221.52x = 48,610.67 × 21,797.09
  4. Step 4: Simplify right side
    35,221.52x = 1,059,571,148.95
  5. Step 5: Solve for x
    x = 1,059,571,148.95/35,221.52
  6. Step 6: Final answer
    x = 30,083.06

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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.