Home / 30,288.36-41,796.96-16,859.17

Finding the Fourth Proportional to 30,288.36, 41,796.96 and 16,859.17

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Solution

The fourth proportional to 30,288.36, 41,796.96 and 16,859.17 is: 23,265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288.36 : 41,796.96 = 16,859.17 : x
  2. Step 2: Convert to fraction form
    30,288.36/41,796.96 = 16,859.17/x
  3. Step 3: Cross multiply
    30,288.36x = 41,796.96 × 16,859.17
  4. Step 4: Simplify right side
    30,288.36x = 704,662,137.98
  5. Step 5: Solve for x
    x = 704,662,137.98/30,288.36
  6. Step 6: Final answer
    x = 23,265.11

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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.