Home / 17,944.44-26,917.62-7,415.40

Finding the Fourth Proportional to 17,944.44, 26,917.62 and 7,415.40

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Solution

The fourth proportional to 17,944.44, 26,917.62 and 7,415.40 is: 11,123.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,944.44 : 26,917.62 = 7,415.40 : x
  2. Step 2: Convert to fraction form
    17,944.44/26,917.62 = 7,415.40/x
  3. Step 3: Cross multiply
    17,944.44x = 26,917.62 × 7,415.40
  4. Step 4: Simplify right side
    17,944.44x = 199,604,919.35
  5. Step 5: Solve for x
    x = 199,604,919.35/17,944.44
  6. Step 6: Final answer
    x = 11,123.50

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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.