Home / 30,896.20-46,344.30-11,175.40

Finding the Fourth Proportional to 30,896.20, 46,344.30 and 11,175.40

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Solution

The fourth proportional to 30,896.20, 46,344.30 and 11,175.40 is: 16,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,896.20 : 46,344.30 = 11,175.40 : x
  2. Step 2: Convert to fraction form
    30,896.20/46,344.30 = 11,175.40/x
  3. Step 3: Cross multiply
    30,896.20x = 46,344.30 × 11,175.40
  4. Step 4: Simplify right side
    30,896.20x = 517,916,090.22
  5. Step 5: Solve for x
    x = 517,916,090.22/30,896.20
  6. Step 6: Final answer
    x = 16,763.10

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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.