Home / 33,093.81-45,669.56-18,946.76

Finding the Fourth Proportional to 33,093.81, 45,669.56 and 18,946.76

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Solution

The fourth proportional to 33,093.81, 45,669.56 and 18,946.76 is: 26,146.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,093.81 : 45,669.56 = 18,946.76 : x
  2. Step 2: Convert to fraction form
    33,093.81/45,669.56 = 18,946.76/x
  3. Step 3: Cross multiply
    33,093.81x = 45,669.56 × 18,946.76
  4. Step 4: Simplify right side
    33,093.81x = 865,289,869.54
  5. Step 5: Solve for x
    x = 865,289,869.54/33,093.81
  6. Step 6: Final answer
    x = 26,146.58

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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.