Home / 30,229.31-41,716.41-16,800.14

Finding the Fourth Proportional to 30,229.31, 41,716.41 and 16,800.14

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Solution

The fourth proportional to 30,229.31, 41,716.41 and 16,800.14 is: 23,184.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,229.31 : 41,716.41 = 16,800.14 : x
  2. Step 2: Convert to fraction form
    30,229.31/41,716.41 = 16,800.14/x
  3. Step 3: Cross multiply
    30,229.31x = 41,716.41 × 16,800.14
  4. Step 4: Simplify right side
    30,229.31x = 700,841,528.30
  5. Step 5: Solve for x
    x = 700,841,528.30/30,229.31
  6. Step 6: Final answer
    x = 23,184.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.