Home / 27,021.96-37,290.06-15,084.54

Finding the Fourth Proportional to 27,021.96, 37,290.06 and 15,084.54

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Solution

The fourth proportional to 27,021.96, 37,290.06 and 15,084.54 is: 20,816.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,021.96 : 37,290.06 = 15,084.54 : x
  2. Step 2: Convert to fraction form
    27,021.96/37,290.06 = 15,084.54/x
  3. Step 3: Cross multiply
    27,021.96x = 37,290.06 × 15,084.54
  4. Step 4: Simplify right side
    27,021.96x = 562,503,401.67
  5. Step 5: Solve for x
    x = 562,503,401.67/27,021.96
  6. Step 6: Final answer
    x = 20,816.53

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1.5x scale

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.