Home / 25,790.73-38,673.33-8,258.28

Finding the Fourth Proportional to 25,790.73, 38,673.33 and 8,258.28

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Solution

The fourth proportional to 25,790.73, 38,673.33 and 8,258.28 is: 12,383.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,790.73 : 38,673.33 = 8,258.28 : x
  2. Step 2: Convert to fraction form
    25,790.73/38,673.33 = 8,258.28/x
  3. Step 3: Cross multiply
    25,790.73x = 38,673.33 × 8,258.28
  4. Step 4: Simplify right side
    25,790.73x = 319,375,187.67
  5. Step 5: Solve for x
    x = 319,375,187.67/25,790.73
  6. Step 6: Final answer
    x = 12,383.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.