Home / 27,639.36-41,452.92-7,913.52

Finding the Fourth Proportional to 27,639.36, 41,452.92 and 7,913.52

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Solution

The fourth proportional to 27,639.36, 41,452.92 and 7,913.52 is: 11,868.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,639.36 : 41,452.92 = 7,913.52 : x
  2. Step 2: Convert to fraction form
    27,639.36/41,452.92 = 7,913.52/x
  3. Step 3: Cross multiply
    27,639.36x = 41,452.92 × 7,913.52
  4. Step 4: Simplify right side
    27,639.36x = 328,038,511.48
  5. Step 5: Solve for x
    x = 328,038,511.48/27,639.36
  6. Step 6: Final answer
    x = 11,868.53

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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.