Home / 17,995.59-26,993.40-5,515.56

Finding the Fourth Proportional to 17,995.59, 26,993.40 and 5,515.56

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Solution

The fourth proportional to 17,995.59, 26,993.40 and 5,515.56 is: 8,273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,995.59 : 26,993.40 = 5,515.56 : x
  2. Step 2: Convert to fraction form
    17,995.59/26,993.40 = 5,515.56/x
  3. Step 3: Cross multiply
    17,995.59x = 26,993.40 × 5,515.56
  4. Step 4: Simplify right side
    17,995.59x = 148,883,717.30
  5. Step 5: Solve for x
    x = 148,883,717.30/17,995.59
  6. Step 6: Final answer
    x = 8,273.34

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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.