Home / 18,364.84-27,546.60-5,217.18

Finding the Fourth Proportional to 18,364.84, 27,546.60 and 5,217.18

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Solution

The fourth proportional to 18,364.84, 27,546.60 and 5,217.18 is: 7,825.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,364.84 : 27,546.60 = 5,217.18 : x
  2. Step 2: Convert to fraction form
    18,364.84/27,546.60 = 5,217.18/x
  3. Step 3: Cross multiply
    18,364.84x = 27,546.60 × 5,217.18
  4. Step 4: Simplify right side
    18,364.84x = 143,715,570.59
  5. Step 5: Solve for x
    x = 143,715,570.59/18,364.84
  6. Step 6: Final answer
    x = 7,825.58

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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.