Home / 31,021.22-46,180.99-30,836.69

Finding the Fourth Proportional to 31,021.22, 46,180.99 and 30,836.69

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Solution

The fourth proportional to 31,021.22, 46,180.99 and 30,836.69 is: 45,906.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,021.22 : 46,180.99 = 30,836.69 : x
  2. Step 2: Convert to fraction form
    31,021.22/46,180.99 = 30,836.69/x
  3. Step 3: Cross multiply
    31,021.22x = 46,180.99 × 30,836.69
  4. Step 4: Simplify right side
    31,021.22x = 1,424,069,113.11
  5. Step 5: Solve for x
    x = 1,424,069,113.11/31,021.22
  6. Step 6: Final answer
    x = 45,906.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.