Home / 38,913.37-58,340.07-17,838.21

Finding the Fourth Proportional to 38,913.37, 58,340.07 and 17,838.21

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Solution

The fourth proportional to 38,913.37, 58,340.07 and 17,838.21 is: 26,743.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,913.37 : 58,340.07 = 17,838.21 : x
  2. Step 2: Convert to fraction form
    38,913.37/58,340.07 = 17,838.21/x
  3. Step 3: Cross multiply
    38,913.37x = 58,340.07 × 17,838.21
  4. Step 4: Simplify right side
    38,913.37x = 1,040,682,420.07
  5. Step 5: Solve for x
    x = 1,040,682,420.07/38,913.37
  6. Step 6: Final answer
    x = 26,743.57

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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.