Home / 30,255.56-41,753.68-16,644.17

Finding the Fourth Proportional to 30,255.56, 41,753.68 and 16,644.17

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Solution

The fourth proportional to 30,255.56, 41,753.68 and 16,644.17 is: 22,969.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,255.56 : 41,753.68 = 16,644.17 : x
  2. Step 2: Convert to fraction form
    30,255.56/41,753.68 = 16,644.17/x
  3. Step 3: Cross multiply
    30,255.56x = 41,753.68 × 16,644.17
  4. Step 4: Simplify right side
    30,255.56x = 694,955,175.95
  5. Step 5: Solve for x
    x = 694,955,175.95/30,255.56
  6. Step 6: Final answer
    x = 22,969.50

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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.