Home / 57,556.64-79,428.06-33,687.83

Finding the Fourth Proportional to 57,556.64, 79,428.06 and 33,687.83

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Solution

The fourth proportional to 57,556.64, 79,428.06 and 33,687.83 is: 46,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,556.64 : 79,428.06 = 33,687.83 : x
  2. Step 2: Convert to fraction form
    57,556.64/79,428.06 = 33,687.83/x
  3. Step 3: Cross multiply
    57,556.64x = 79,428.06 × 33,687.83
  4. Step 4: Simplify right side
    57,556.64x = 2,675,759,181.08
  5. Step 5: Solve for x
    x = 2,675,759,181.08/57,556.64
  6. Step 6: Final answer
    x = 46,489.15

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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.