Home / 30,286.76-41,797.10-16,858.87

Finding the Fourth Proportional to 30,286.76, 41,797.10 and 16,858.87

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Solution

The fourth proportional to 30,286.76, 41,797.10 and 16,858.87 is: 23,266.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,286.76 : 41,797.10 = 16,858.87 : x
  2. Step 2: Convert to fraction form
    30,286.76/41,797.10 = 16,858.87/x
  3. Step 3: Cross multiply
    30,286.76x = 41,797.10 × 16,858.87
  4. Step 4: Simplify right side
    30,286.76x = 704,651,582.00
  5. Step 5: Solve for x
    x = 704,651,582.00/30,286.76
  6. Step 6: Final answer
    x = 23,266.00

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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.