Home / 41,814.81-57,724.07-28,040.58

Finding the Fourth Proportional to 41,814.81, 57,724.07 and 28,040.58

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Solution

The fourth proportional to 41,814.81, 57,724.07 and 28,040.58 is: 38,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,814.81 : 57,724.07 = 28,040.58 : x
  2. Step 2: Convert to fraction form
    41,814.81/57,724.07 = 28,040.58/x
  3. Step 3: Cross multiply
    41,814.81x = 57,724.07 × 28,040.58
  4. Step 4: Simplify right side
    41,814.81x = 1,618,616,262.56
  5. Step 5: Solve for x
    x = 1,618,616,262.56/41,814.81
  6. Step 6: Final answer
    x = 38,709.17

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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.