Home / 58,711.75-81,022.22-33,561.79

Finding the Fourth Proportional to 58,711.75, 81,022.22 and 33,561.79

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Solution

The fourth proportional to 58,711.75, 81,022.22 and 33,561.79 is: 46,315.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,711.75 : 81,022.22 = 33,561.79 : x
  2. Step 2: Convert to fraction form
    58,711.75/81,022.22 = 33,561.79/x
  3. Step 3: Cross multiply
    58,711.75x = 81,022.22 × 33,561.79
  4. Step 4: Simplify right side
    58,711.75x = 2,719,250,732.97
  5. Step 5: Solve for x
    x = 2,719,250,732.97/58,711.75
  6. Step 6: Final answer
    x = 46,315.27

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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.