Home / 33,258.57-45,894.99-18,916.47

Finding the Fourth Proportional to 33,258.57, 45,894.99 and 18,916.47

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Solution

The fourth proportional to 33,258.57, 45,894.99 and 18,916.47 is: 26,103.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,258.57 : 45,894.99 = 18,916.47 : x
  2. Step 2: Convert to fraction form
    33,258.57/45,894.99 = 18,916.47/x
  3. Step 3: Cross multiply
    33,258.57x = 45,894.99 × 18,916.47
  4. Step 4: Simplify right side
    33,258.57x = 868,171,201.49
  5. Step 5: Solve for x
    x = 868,171,201.49/33,258.57
  6. Step 6: Final answer
    x = 26,103.68

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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.