Home / 30,996.20-46,468.42-14,368.12

Finding the Fourth Proportional to 30,996.20, 46,468.42 and 14,368.12

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Solution

The fourth proportional to 30,996.20, 46,468.42 and 14,368.12 is: 21,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,996.20 : 46,468.42 = 14,368.12 : x
  2. Step 2: Convert to fraction form
    30,996.20/46,468.42 = 14,368.12/x
  3. Step 3: Cross multiply
    30,996.20x = 46,468.42 × 14,368.12
  4. Step 4: Simplify right side
    30,996.20x = 667,663,682.68
  5. Step 5: Solve for x
    x = 667,663,682.68/30,996.20
  6. Step 6: Final answer
    x = 21,540.18

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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.