Home / 27,715.08-41,566.54-7,989.35

Finding the Fourth Proportional to 27,715.08, 41,566.54 and 7,989.35

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Solution

The fourth proportional to 27,715.08, 41,566.54 and 7,989.35 is: 11,982.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,715.08 : 41,566.54 = 7,989.35 : x
  2. Step 2: Convert to fraction form
    27,715.08/41,566.54 = 7,989.35/x
  3. Step 3: Cross multiply
    27,715.08x = 41,566.54 × 7,989.35
  4. Step 4: Simplify right side
    27,715.08x = 332,089,636.35
  5. Step 5: Solve for x
    x = 332,089,636.35/27,715.08
  6. Step 6: Final answer
    x = 11,982.27

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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.