Home / 33,953.17-50,979.74-18,989.61

Finding the Fourth Proportional to 33,953.17, 50,979.74 and 18,989.61

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Solution

The fourth proportional to 33,953.17, 50,979.74 and 18,989.61 is: 28,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,953.17 : 50,979.74 = 18,989.61 : x
  2. Step 2: Convert to fraction form
    33,953.17/50,979.74 = 18,989.61/x
  3. Step 3: Cross multiply
    33,953.17x = 50,979.74 × 18,989.61
  4. Step 4: Simplify right side
    33,953.17x = 968,085,213.06
  5. Step 5: Solve for x
    x = 968,085,213.06/33,953.17
  6. Step 6: Final answer
    x = 28,512.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.