Home / 30,684.06-46,112.76-18,206.43

Finding the Fourth Proportional to 30,684.06, 46,112.76 and 18,206.43

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Solution

The fourth proportional to 30,684.06, 46,112.76 and 18,206.43 is: 27,361.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,684.06 : 46,112.76 = 18,206.43 : x
  2. Step 2: Convert to fraction form
    30,684.06/46,112.76 = 18,206.43/x
  3. Step 3: Cross multiply
    30,684.06x = 46,112.76 × 18,206.43
  4. Step 4: Simplify right side
    30,684.06x = 839,548,737.05
  5. Step 5: Solve for x
    x = 839,548,737.05/30,684.06
  6. Step 6: Final answer
    x = 27,361.07

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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.