Home / 27,881.35-41,849.73-21,708.89

Finding the Fourth Proportional to 27,881.35, 41,849.73 and 21,708.89

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Solution

The fourth proportional to 27,881.35, 41,849.73 and 21,708.89 is: 32,584.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881.35 : 41,849.73 = 21,708.89 : x
  2. Step 2: Convert to fraction form
    27,881.35/41,849.73 = 21,708.89/x
  3. Step 3: Cross multiply
    27,881.35x = 41,849.73 × 21,708.89
  4. Step 4: Simplify right side
    27,881.35x = 908,510,923.50
  5. Step 5: Solve for x
    x = 908,510,923.50/27,881.35
  6. Step 6: Final answer
    x = 32,584.90

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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.