Home / 30,414.07-41,967.26-16,983.61

Finding the Fourth Proportional to 30,414.07, 41,967.26 and 16,983.61

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Solution

The fourth proportional to 30,414.07, 41,967.26 and 16,983.61 is: 23,435.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,414.07 : 41,967.26 = 16,983.61 : x
  2. Step 2: Convert to fraction form
    30,414.07/41,967.26 = 16,983.61/x
  3. Step 3: Cross multiply
    30,414.07x = 41,967.26 × 16,983.61
  4. Step 4: Simplify right side
    30,414.07x = 712,755,450.46
  5. Step 5: Solve for x
    x = 712,755,450.46/30,414.07
  6. Step 6: Final answer
    x = 23,435.06

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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.