Home / 30,850.08-46,277.12-12,382.08

Finding the Fourth Proportional to 30,850.08, 46,277.12 and 12,382.08

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Solution

The fourth proportional to 30,850.08, 46,277.12 and 12,382.08 is: 18,573.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,850.08 : 46,277.12 = 12,382.08 : x
  2. Step 2: Convert to fraction form
    30,850.08/46,277.12 = 12,382.08/x
  3. Step 3: Cross multiply
    30,850.08x = 46,277.12 × 12,382.08
  4. Step 4: Simplify right side
    30,850.08x = 573,007,002.01
  5. Step 5: Solve for x
    x = 573,007,002.01/30,850.08
  6. Step 6: Final answer
    x = 18,573.92

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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.