Home / 30,955.76-46,418.05-15,161.98

Finding the Fourth Proportional to 30,955.76, 46,418.05 and 15,161.98

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Solution

The fourth proportional to 30,955.76, 46,418.05 and 15,161.98 is: 22,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,955.76 : 46,418.05 = 15,161.98 : x
  2. Step 2: Convert to fraction form
    30,955.76/46,418.05 = 15,161.98/x
  3. Step 3: Cross multiply
    30,955.76x = 46,418.05 × 15,161.98
  4. Step 4: Simplify right side
    30,955.76x = 703,789,448.65
  5. Step 5: Solve for x
    x = 703,789,448.65/30,955.76
  6. Step 6: Final answer
    x = 22,735.33

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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.