Home / 30,873.97-46,373.01-18,418.33

Finding the Fourth Proportional to 30,873.97, 46,373.01 and 18,418.33

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Solution

The fourth proportional to 30,873.97, 46,373.01 and 18,418.33 is: 27,664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,873.97 : 46,373.01 = 18,418.33 : x
  2. Step 2: Convert to fraction form
    30,873.97/46,373.01 = 18,418.33/x
  3. Step 3: Cross multiply
    30,873.97x = 46,373.01 × 18,418.33
  4. Step 4: Simplify right side
    30,873.97x = 854,113,401.27
  5. Step 5: Solve for x
    x = 854,113,401.27/30,873.97
  6. Step 6: Final answer
    x = 27,664.51

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1.5x scale

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.