Home / 30,815.88-46,202.94-12,084.18

Finding the Fourth Proportional to 30,815.88, 46,202.94 and 12,084.18

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Solution

The fourth proportional to 30,815.88, 46,202.94 and 12,084.18 is: 18,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,815.88 : 46,202.94 = 12,084.18 : x
  2. Step 2: Convert to fraction form
    30,815.88/46,202.94 = 12,084.18/x
  3. Step 3: Cross multiply
    30,815.88x = 46,202.94 × 12,084.18
  4. Step 4: Simplify right side
    30,815.88x = 558,324,643.49
  5. Step 5: Solve for x
    x = 558,324,643.49/30,815.88
  6. Step 6: Final answer
    x = 18,118.08

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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.