Home / 13,834.19-19,097.37-9,371.50

Finding the Fourth Proportional to 13,834.19, 19,097.37 and 9,371.50

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Solution

The fourth proportional to 13,834.19, 19,097.37 and 9,371.50 is: 12,936.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.19 : 19,097.37 = 9,371.50 : x
  2. Step 2: Convert to fraction form
    13,834.19/19,097.37 = 9,371.50/x
  3. Step 3: Cross multiply
    13,834.19x = 19,097.37 × 9,371.50
  4. Step 4: Simplify right side
    13,834.19x = 178,970,955.21
  5. Step 5: Solve for x
    x = 178,970,955.21/13,834.19
  6. Step 6: Final answer
    x = 12,936.86

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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.