Home / 30,849.09-46,266.42-8,664.60

Finding the Fourth Proportional to 30,849.09, 46,266.42 and 8,664.60

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Solution

The fourth proportional to 30,849.09, 46,266.42 and 8,664.60 is: 12,994.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,849.09 : 46,266.42 = 8,664.60 : x
  2. Step 2: Convert to fraction form
    30,849.09/46,266.42 = 8,664.60/x
  3. Step 3: Cross multiply
    30,849.09x = 46,266.42 × 8,664.60
  4. Step 4: Simplify right side
    30,849.09x = 400,880,022.73
  5. Step 5: Solve for x
    x = 400,880,022.73/30,849.09
  6. Step 6: Final answer
    x = 12,994.87

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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.