Home / 33,821.74-46,670-18,712.41

Finding the Fourth Proportional to 33,821.74, 46,670 and 18,712.41

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Solution

The fourth proportional to 33,821.74, 46,670 and 18,712.41 is: 25,820.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,821.74 : 46,670 = 18,712.41 : x
  2. Step 2: Convert to fraction form
    33,821.74/46,670 = 18,712.41/x
  3. Step 3: Cross multiply
    33,821.74x = 46,670 × 18,712.41
  4. Step 4: Simplify right side
    33,821.74x = 873,307,941.35
  5. Step 5: Solve for x
    x = 873,307,941.35/33,821.74
  6. Step 6: Final answer
    x = 25,820.91

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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.