Home / 18,369.44-27,554.88-5,222.96

Finding the Fourth Proportional to 18,369.44, 27,554.88 and 5,222.96

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Solution

The fourth proportional to 18,369.44, 27,554.88 and 5,222.96 is: 7,834.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,369.44 : 27,554.88 = 5,222.96 : x
  2. Step 2: Convert to fraction form
    18,369.44/27,554.88 = 5,222.96/x
  3. Step 3: Cross multiply
    18,369.44x = 27,554.88 × 5,222.96
  4. Step 4: Simplify right side
    18,369.44x = 143,918,036.04
  5. Step 5: Solve for x
    x = 143,918,036.04/18,369.44
  6. Step 6: Final answer
    x = 7,834.64

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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.