Home / 17,845.56-26,771.70-7,458.36

Finding the Fourth Proportional to 17,845.56, 26,771.70 and 7,458.36

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Solution

The fourth proportional to 17,845.56, 26,771.70 and 7,458.36 is: 11,188.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.56 : 26,771.70 = 7,458.36 : x
  2. Step 2: Convert to fraction form
    17,845.56/26,771.70 = 7,458.36/x
  3. Step 3: Cross multiply
    17,845.56x = 26,771.70 × 7,458.36
  4. Step 4: Simplify right side
    17,845.56x = 199,672,976.41
  5. Step 5: Solve for x
    x = 199,672,976.41/17,845.56
  6. Step 6: Final answer
    x = 11,188.94

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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.