Home / 18,865.50-26,034.54-11,796.02

Finding the Fourth Proportional to 18,865.50, 26,034.54 and 11,796.02

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Solution

The fourth proportional to 18,865.50, 26,034.54 and 11,796.02 is: 16,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,865.50 : 26,034.54 = 11,796.02 : x
  2. Step 2: Convert to fraction form
    18,865.50/26,034.54 = 11,796.02/x
  3. Step 3: Cross multiply
    18,865.50x = 26,034.54 × 11,796.02
  4. Step 4: Simplify right side
    18,865.50x = 307,103,794.87
  5. Step 5: Solve for x
    x = 307,103,794.87/18,865.50
  6. Step 6: Final answer
    x = 16,278.60

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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.