Home / 35,481.14-53,224.44-20,691.56

Finding the Fourth Proportional to 35,481.14, 53,224.44 and 20,691.56

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Solution

The fourth proportional to 35,481.14, 53,224.44 and 20,691.56 is: 31,038.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,481.14 : 53,224.44 = 20,691.56 : x
  2. Step 2: Convert to fraction form
    35,481.14/53,224.44 = 20,691.56/x
  3. Step 3: Cross multiply
    35,481.14x = 53,224.44 × 20,691.56
  4. Step 4: Simplify right side
    35,481.14x = 1,101,296,693.73
  5. Step 5: Solve for x
    x = 1,101,296,693.73/35,481.14
  6. Step 6: Final answer
    x = 31,038.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.