Home / 48,243.98-72,368.00-13,183.54

Finding the Fourth Proportional to 48,243.98, 72,368.00 and 13,183.54

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Solution

The fourth proportional to 48,243.98, 72,368.00 and 13,183.54 is: 19,775.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,243.98 : 72,368.00 = 13,183.54 : x
  2. Step 2: Convert to fraction form
    48,243.98/72,368.00 = 13,183.54/x
  3. Step 3: Cross multiply
    48,243.98x = 72,368.00 × 13,183.54
  4. Step 4: Simplify right side
    48,243.98x = 954,065,994.96
  5. Step 5: Solve for x
    x = 954,065,994.96/48,243.98
  6. Step 6: Final answer
    x = 19,775.86

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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.