Home / 34,789.73-48,009.62-18,873.84

Finding the Fourth Proportional to 34,789.73, 48,009.62 and 18,873.84

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Solution

The fourth proportional to 34,789.73, 48,009.62 and 18,873.84 is: 26,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,789.73 : 48,009.62 = 18,873.84 : x
  2. Step 2: Convert to fraction form
    34,789.73/48,009.62 = 18,873.84/x
  3. Step 3: Cross multiply
    34,789.73x = 48,009.62 × 18,873.84
  4. Step 4: Simplify right side
    34,789.73x = 906,125,735.02
  5. Step 5: Solve for x
    x = 906,125,735.02/34,789.73
  6. Step 6: Final answer
    x = 26,045.78

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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.