Home / 18,844.48-28,266.72-4,993.52

Finding the Fourth Proportional to 18,844.48, 28,266.72 and 4,993.52

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Solution

The fourth proportional to 18,844.48, 28,266.72 and 4,993.52 is: 7,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.48 : 28,266.72 = 4,993.52 : x
  2. Step 2: Convert to fraction form
    18,844.48/28,266.72 = 4,993.52/x
  3. Step 3: Cross multiply
    18,844.48x = 28,266.72 × 4,993.52
  4. Step 4: Simplify right side
    18,844.48x = 141,150,431.65
  5. Step 5: Solve for x
    x = 141,150,431.65/18,844.48
  6. Step 6: Final answer
    x = 7,490.28

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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.