Home / 38,258.30-52,795.19-21,030.73

Finding the Fourth Proportional to 38,258.30, 52,795.19 and 21,030.73

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Solution

The fourth proportional to 38,258.30, 52,795.19 and 21,030.73 is: 29,021.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,258.30 : 52,795.19 = 21,030.73 : x
  2. Step 2: Convert to fraction form
    38,258.30/52,795.19 = 21,030.73/x
  3. Step 3: Cross multiply
    38,258.30x = 52,795.19 × 21,030.73
  4. Step 4: Simplify right side
    38,258.30x = 1,110,321,306.78
  5. Step 5: Solve for x
    x = 1,110,321,306.78/38,258.30
  6. Step 6: Final answer
    x = 29,021.71

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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.