Home / 18,279.54-27,419.45-5,799.60

Finding the Fourth Proportional to 18,279.54, 27,419.45 and 5,799.60

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Solution

The fourth proportional to 18,279.54, 27,419.45 and 5,799.60 is: 8,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279.54 : 27,419.45 = 5,799.60 : x
  2. Step 2: Convert to fraction form
    18,279.54/27,419.45 = 5,799.60/x
  3. Step 3: Cross multiply
    18,279.54x = 27,419.45 × 5,799.60
  4. Step 4: Simplify right side
    18,279.54x = 159,021,813.22
  5. Step 5: Solve for x
    x = 159,021,813.22/18,279.54
  6. Step 6: Final answer
    x = 8,699.44

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1.5x scale

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.