Home / 30,850.22-46,246.16-28,021.70

Finding the Fourth Proportional to 30,850.22, 46,246.16 and 28,021.70

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Solution

The fourth proportional to 30,850.22, 46,246.16 and 28,021.70 is: 42,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,850.22 : 46,246.16 = 28,021.70 : x
  2. Step 2: Convert to fraction form
    30,850.22/46,246.16 = 28,021.70/x
  3. Step 3: Cross multiply
    30,850.22x = 46,246.16 × 28,021.70
  4. Step 4: Simplify right side
    30,850.22x = 1,295,895,650.33
  5. Step 5: Solve for x
    x = 1,295,895,650.33/30,850.22
  6. Step 6: Final answer
    x = 42,006.05

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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.