Home / 33,258.37-45,902.41-19,830.45

Finding the Fourth Proportional to 33,258.37, 45,902.41 and 19,830.45

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Solution

The fourth proportional to 33,258.37, 45,902.41 and 19,830.45 is: 27,369.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,258.37 : 45,902.41 = 19,830.45 : x
  2. Step 2: Convert to fraction form
    33,258.37/45,902.41 = 19,830.45/x
  3. Step 3: Cross multiply
    33,258.37x = 45,902.41 × 19,830.45
  4. Step 4: Simplify right side
    33,258.37x = 910,265,347.23
  5. Step 5: Solve for x
    x = 910,265,347.23/33,258.37
  6. Step 6: Final answer
    x = 27,369.51

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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.