Home / 30,771.77-46,153.55-8,583.29

Finding the Fourth Proportional to 30,771.77, 46,153.55 and 8,583.29

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Solution

The fourth proportional to 30,771.77, 46,153.55 and 8,583.29 is: 12,873.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,771.77 : 46,153.55 = 8,583.29 : x
  2. Step 2: Convert to fraction form
    30,771.77/46,153.55 = 8,583.29/x
  3. Step 3: Cross multiply
    30,771.77x = 46,153.55 × 8,583.29
  4. Step 4: Simplify right side
    30,771.77x = 396,149,304.18
  5. Step 5: Solve for x
    x = 396,149,304.18/30,771.77
  6. Step 6: Final answer
    x = 12,873.79

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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.