Home / 33,258.27-45,897.49-18,917.74

Finding the Fourth Proportional to 33,258.27, 45,897.49 and 18,917.74

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Solution

The fourth proportional to 33,258.27, 45,897.49 and 18,917.74 is: 26,107.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,258.27 : 45,897.49 = 18,917.74 : x
  2. Step 2: Convert to fraction form
    33,258.27/45,897.49 = 18,917.74/x
  3. Step 3: Cross multiply
    33,258.27x = 45,897.49 × 18,917.74
  4. Step 4: Simplify right side
    33,258.27x = 868,276,620.43
  5. Step 5: Solve for x
    x = 868,276,620.43/33,258.27
  6. Step 6: Final answer
    x = 26,107.09

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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.