Home / 29,414.39-40,571.34-19,339.61

Finding the Fourth Proportional to 29,414.39, 40,571.34 and 19,339.61

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Solution

The fourth proportional to 29,414.39, 40,571.34 and 19,339.61 is: 26,675.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,414.39 : 40,571.34 = 19,339.61 : x
  2. Step 2: Convert to fraction form
    29,414.39/40,571.34 = 19,339.61/x
  3. Step 3: Cross multiply
    29,414.39x = 40,571.34 × 19,339.61
  4. Step 4: Simplify right side
    29,414.39x = 784,633,689.92
  5. Step 5: Solve for x
    x = 784,633,689.92/29,414.39
  6. Step 6: Final answer
    x = 26,675.17

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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.