Home / 11,948.45-17,916.53-5,369.02

Finding the Fourth Proportional to 11,948.45, 17,916.53 and 5,369.02

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Solution

The fourth proportional to 11,948.45, 17,916.53 and 5,369.02 is: 8,050.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,948.45 : 17,916.53 = 5,369.02 : x
  2. Step 2: Convert to fraction form
    11,948.45/17,916.53 = 5,369.02/x
  3. Step 3: Cross multiply
    11,948.45x = 17,916.53 × 5,369.02
  4. Step 4: Simplify right side
    11,948.45x = 96,194,136.26
  5. Step 5: Solve for x
    x = 96,194,136.26/11,948.45
  6. Step 6: Final answer
    x = 8,050.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.