Home / 18,011.84-27,021.69-5,532.75

Finding the Fourth Proportional to 18,011.84, 27,021.69 and 5,532.75

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Solution

The fourth proportional to 18,011.84, 27,021.69 and 5,532.75 is: 8,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,011.84 : 27,021.69 = 5,532.75 : x
  2. Step 2: Convert to fraction form
    18,011.84/27,021.69 = 5,532.75/x
  3. Step 3: Cross multiply
    18,011.84x = 27,021.69 × 5,532.75
  4. Step 4: Simplify right side
    18,011.84x = 149,504,255.35
  5. Step 5: Solve for x
    x = 149,504,255.35/18,011.84
  6. Step 6: Final answer
    x = 8,300.33

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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.