Home / 17,945.64-26,917.35-6,698.79

Finding the Fourth Proportional to 17,945.64, 26,917.35 and 6,698.79

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Solution

The fourth proportional to 17,945.64, 26,917.35 and 6,698.79 is: 10,047.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.64 : 26,917.35 = 6,698.79 : x
  2. Step 2: Convert to fraction form
    17,945.64/26,917.35 = 6,698.79/x
  3. Step 3: Cross multiply
    17,945.64x = 26,917.35 × 6,698.79
  4. Step 4: Simplify right side
    17,945.64x = 180,313,675.01
  5. Step 5: Solve for x
    x = 180,313,675.01/17,945.64
  6. Step 6: Final answer
    x = 10,047.77

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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.