Home / 29,378.96-40,544.52-16,805.84

Finding the Fourth Proportional to 29,378.96, 40,544.52 and 16,805.84

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Solution

The fourth proportional to 29,378.96, 40,544.52 and 16,805.84 is: 23,192.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,378.96 : 40,544.52 = 16,805.84 : x
  2. Step 2: Convert to fraction form
    29,378.96/40,544.52 = 16,805.84/x
  3. Step 3: Cross multiply
    29,378.96x = 40,544.52 × 16,805.84
  4. Step 4: Simplify right side
    29,378.96x = 681,384,716.00
  5. Step 5: Solve for x
    x = 681,384,716.00/29,378.96
  6. Step 6: Final answer
    x = 23,192.95

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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.