Home / 33,013-45,558.02-18,865.81

Finding the Fourth Proportional to 33,013, 45,558.02 and 18,865.81

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Solution

The fourth proportional to 33,013, 45,558.02 and 18,865.81 is: 26,034.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,013 : 45,558.02 = 18,865.81 : x
  2. Step 2: Convert to fraction form
    33,013/45,558.02 = 18,865.81/x
  3. Step 3: Cross multiply
    33,013x = 45,558.02 × 18,865.81
  4. Step 4: Simplify right side
    33,013x = 859,488,949.30
  5. Step 5: Solve for x
    x = 859,488,949.30/33,013
  6. Step 6: Final answer
    x = 26,034.86

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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.