Home / 13,177.98-19,769.79-4,858.02

Finding the Fourth Proportional to 13,177.98, 19,769.79 and 4,858.02

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Solution

The fourth proportional to 13,177.98, 19,769.79 and 4,858.02 is: 7,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177.98 : 19,769.79 = 4,858.02 : x
  2. Step 2: Convert to fraction form
    13,177.98/19,769.79 = 4,858.02/x
  3. Step 3: Cross multiply
    13,177.98x = 19,769.79 × 4,858.02
  4. Step 4: Simplify right side
    13,177.98x = 96,042,035.22
  5. Step 5: Solve for x
    x = 96,042,035.22/13,177.98
  6. Step 6: Final answer
    x = 7,288.07

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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.