Home / 17,982.30-26,973.72-6,889.56

Finding the Fourth Proportional to 17,982.30, 26,973.72 and 6,889.56

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Solution

The fourth proportional to 17,982.30, 26,973.72 and 6,889.56 is: 10,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.30 : 26,973.72 = 6,889.56 : x
  2. Step 2: Convert to fraction form
    17,982.30/26,973.72 = 6,889.56/x
  3. Step 3: Cross multiply
    17,982.30x = 26,973.72 × 6,889.56
  4. Step 4: Simplify right side
    17,982.30x = 185,837,062.36
  5. Step 5: Solve for x
    x = 185,837,062.36/17,982.30
  6. Step 6: Final answer
    x = 10,334.44

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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.