Home / 17,992.64-26,979.84-10,599.36

Finding the Fourth Proportional to 17,992.64, 26,979.84 and 10,599.36

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Solution

The fourth proportional to 17,992.64, 26,979.84 and 10,599.36 is: 15,893.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,992.64 : 26,979.84 = 10,599.36 : x
  2. Step 2: Convert to fraction form
    17,992.64/26,979.84 = 10,599.36/x
  3. Step 3: Cross multiply
    17,992.64x = 26,979.84 × 10,599.36
  4. Step 4: Simplify right side
    17,992.64x = 285,969,036.90
  5. Step 5: Solve for x
    x = 285,969,036.90/17,992.64
  6. Step 6: Final answer
    x = 15,893.67

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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.