Home / 19,480.58-26,882.82-10,982.60

Finding the Fourth Proportional to 19,480.58, 26,882.82 and 10,982.60

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Solution

The fourth proportional to 19,480.58, 26,882.82 and 10,982.60 is: 15,155.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480.58 : 26,882.82 = 10,982.60 : x
  2. Step 2: Convert to fraction form
    19,480.58/26,882.82 = 10,982.60/x
  3. Step 3: Cross multiply
    19,480.58x = 26,882.82 × 10,982.60
  4. Step 4: Simplify right side
    19,480.58x = 295,243,258.93
  5. Step 5: Solve for x
    x = 295,243,258.93/19,480.58
  6. Step 6: Final answer
    x = 15,155.77

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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.