Home / 33,176.40-45,782.64-19,028.34

Finding the Fourth Proportional to 33,176.40, 45,782.64 and 19,028.34

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Solution

The fourth proportional to 33,176.40, 45,782.64 and 19,028.34 is: 26,258.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,176.40 : 45,782.64 = 19,028.34 : x
  2. Step 2: Convert to fraction form
    33,176.40/45,782.64 = 19,028.34/x
  3. Step 3: Cross multiply
    33,176.40x = 45,782.64 × 19,028.34
  4. Step 4: Simplify right side
    33,176.40x = 871,167,640.02
  5. Step 5: Solve for x
    x = 871,167,640.02/33,176.40
  6. Step 6: Final answer
    x = 26,258.65

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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.