Home / 17,365.50-26,039.07-7,997.34

Finding the Fourth Proportional to 17,365.50, 26,039.07 and 7,997.34

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Solution

The fourth proportional to 17,365.50, 26,039.07 and 7,997.34 is: 11,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,365.50 : 26,039.07 = 7,997.34 : x
  2. Step 2: Convert to fraction form
    17,365.50/26,039.07 = 7,997.34/x
  3. Step 3: Cross multiply
    17,365.50x = 26,039.07 × 7,997.34
  4. Step 4: Simplify right side
    17,365.50x = 208,243,296.07
  5. Step 5: Solve for x
    x = 208,243,296.07/17,365.50
  6. Step 6: Final answer
    x = 11,991.78

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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.