Home / 26,004.26-38,990-11,003.60

Finding the Fourth Proportional to 26,004.26, 38,990 and 11,003.60

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Solution

The fourth proportional to 26,004.26, 38,990 and 11,003.60 is: 16,498.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.26 : 38,990 = 11,003.60 : x
  2. Step 2: Convert to fraction form
    26,004.26/38,990 = 11,003.60/x
  3. Step 3: Cross multiply
    26,004.26x = 38,990 × 11,003.60
  4. Step 4: Simplify right side
    26,004.26x = 429,030,364
  5. Step 5: Solve for x
    x = 429,030,364/26,004.26
  6. Step 6: Final answer
    x = 16,498.46

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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.