Home / 23,780.69-32,817.29-13,709.09

Finding the Fourth Proportional to 23,780.69, 32,817.29 and 13,709.09

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Solution

The fourth proportional to 23,780.69, 32,817.29 and 13,709.09 is: 18,918.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.69 : 32,817.29 = 13,709.09 : x
  2. Step 2: Convert to fraction form
    23,780.69/32,817.29 = 13,709.09/x
  3. Step 3: Cross multiply
    23,780.69x = 32,817.29 × 13,709.09
  4. Step 4: Simplify right side
    23,780.69x = 449,894,949.53
  5. Step 5: Solve for x
    x = 449,894,949.53/23,780.69
  6. Step 6: Final answer
    x = 18,918.50

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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.