Home / 13,893.46-19,167.74-9,116.04

Finding the Fourth Proportional to 13,893.46, 19,167.74 and 9,116.04

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Solution

The fourth proportional to 13,893.46, 19,167.74 and 9,116.04 is: 12,576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.46 : 19,167.74 = 9,116.04 : x
  2. Step 2: Convert to fraction form
    13,893.46/19,167.74 = 9,116.04/x
  3. Step 3: Cross multiply
    13,893.46x = 19,167.74 × 9,116.04
  4. Step 4: Simplify right side
    13,893.46x = 174,733,916.76
  5. Step 5: Solve for x
    x = 174,733,916.76/13,893.46
  6. Step 6: Final answer
    x = 12,576.70

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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.