Home / 30,690.94-46,037.40-8,504.53

Finding the Fourth Proportional to 30,690.94, 46,037.40 and 8,504.53

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Solution

The fourth proportional to 30,690.94, 46,037.40 and 8,504.53 is: 12,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,690.94 : 46,037.40 = 8,504.53 : x
  2. Step 2: Convert to fraction form
    30,690.94/46,037.40 = 8,504.53/x
  3. Step 3: Cross multiply
    30,690.94x = 46,037.40 × 8,504.53
  4. Step 4: Simplify right side
    30,690.94x = 391,526,449.42
  5. Step 5: Solve for x
    x = 391,526,449.42/30,690.94
  6. Step 6: Final answer
    x = 12,757.07

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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.