Home / 30,961.49-46,449.28-11,240.03

Finding the Fourth Proportional to 30,961.49, 46,449.28 and 11,240.03

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Solution

The fourth proportional to 30,961.49, 46,449.28 and 11,240.03 is: 16,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,961.49 : 46,449.28 = 11,240.03 : x
  2. Step 2: Convert to fraction form
    30,961.49/46,449.28 = 11,240.03/x
  3. Step 3: Cross multiply
    30,961.49x = 46,449.28 × 11,240.03
  4. Step 4: Simplify right side
    30,961.49x = 522,091,300.68
  5. Step 5: Solve for x
    x = 522,091,300.68/30,961.49
  6. Step 6: Final answer
    x = 16,862.60

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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.