Home / 27,711.36-41,557.59-7,984.62

Finding the Fourth Proportional to 27,711.36, 41,557.59 and 7,984.62

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Solution

The fourth proportional to 27,711.36, 41,557.59 and 7,984.62 is: 11,974.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,711.36 : 41,557.59 = 7,984.62 : x
  2. Step 2: Convert to fraction form
    27,711.36/41,557.59 = 7,984.62/x
  3. Step 3: Cross multiply
    27,711.36x = 41,557.59 × 7,984.62
  4. Step 4: Simplify right side
    27,711.36x = 331,821,564.27
  5. Step 5: Solve for x
    x = 331,821,564.27/27,711.36
  6. Step 6: Final answer
    x = 11,974.21

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1.5x scale

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.