Home / 43,848.14-65,776.05-12,258.54

Finding the Fourth Proportional to 43,848.14, 65,776.05 and 12,258.54

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Solution

The fourth proportional to 43,848.14, 65,776.05 and 12,258.54 is: 18,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,848.14 : 65,776.05 = 12,258.54 : x
  2. Step 2: Convert to fraction form
    43,848.14/65,776.05 = 12,258.54/x
  3. Step 3: Cross multiply
    43,848.14x = 65,776.05 × 12,258.54
  4. Step 4: Simplify right side
    43,848.14x = 806,318,339.97
  5. Step 5: Solve for x
    x = 806,318,339.97/43,848.14
  6. Step 6: Final answer
    x = 18,388.89

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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.