Home / 30,797.40-46,195.68-7,423.62

Finding the Fourth Proportional to 30,797.40, 46,195.68 and 7,423.62

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Solution

The fourth proportional to 30,797.40, 46,195.68 and 7,423.62 is: 11,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,797.40 : 46,195.68 = 7,423.62 : x
  2. Step 2: Convert to fraction form
    30,797.40/46,195.68 = 7,423.62/x
  3. Step 3: Cross multiply
    30,797.40x = 46,195.68 × 7,423.62
  4. Step 4: Simplify right side
    30,797.40x = 342,939,173.96
  5. Step 5: Solve for x
    x = 342,939,173.96/30,797.40
  6. Step 6: Final answer
    x = 11,135.33

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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.