Home / 18,053.35-24,897.31-12,771.75

Finding the Fourth Proportional to 18,053.35, 24,897.31 and 12,771.75

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Solution

The fourth proportional to 18,053.35, 24,897.31 and 12,771.75 is: 17,613.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.35 : 24,897.31 = 12,771.75 : x
  2. Step 2: Convert to fraction form
    18,053.35/24,897.31 = 12,771.75/x
  3. Step 3: Cross multiply
    18,053.35x = 24,897.31 × 12,771.75
  4. Step 4: Simplify right side
    18,053.35x = 317,982,218.99
  5. Step 5: Solve for x
    x = 317,982,218.99/18,053.35
  6. Step 6: Final answer
    x = 17,613.47

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