Home / 30,193.71-41,665.37-16,764.95

Finding the Fourth Proportional to 30,193.71, 41,665.37 and 16,764.95

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Solution

The fourth proportional to 30,193.71, 41,665.37 and 16,764.95 is: 23,134.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.71 : 41,665.37 = 16,764.95 : x
  2. Step 2: Convert to fraction form
    30,193.71/41,665.37 = 16,764.95/x
  3. Step 3: Cross multiply
    30,193.71x = 41,665.37 × 16,764.95
  4. Step 4: Simplify right side
    30,193.71x = 698,517,552.63
  5. Step 5: Solve for x
    x = 698,517,552.63/30,193.71
  6. Step 6: Final answer
    x = 23,134.54

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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.