Home / 18,841.44-26,001.40-11,771.96

Finding the Fourth Proportional to 18,841.44, 26,001.40 and 11,771.96

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Solution

The fourth proportional to 18,841.44, 26,001.40 and 11,771.96 is: 16,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841.44 : 26,001.40 = 11,771.96 : x
  2. Step 2: Convert to fraction form
    18,841.44/26,001.40 = 11,771.96/x
  3. Step 3: Cross multiply
    18,841.44x = 26,001.40 × 11,771.96
  4. Step 4: Simplify right side
    18,841.44x = 306,087,440.74
  5. Step 5: Solve for x
    x = 306,087,440.74/18,841.44
  6. Step 6: Final answer
    x = 16,245.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.