Home / 14,170.26-19,554.94-7,882.62

Finding the Fourth Proportional to 14,170.26, 19,554.94 and 7,882.62

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Solution

The fourth proportional to 14,170.26, 19,554.94 and 7,882.62 is: 10,878.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.26 : 19,554.94 = 7,882.62 : x
  2. Step 2: Convert to fraction form
    14,170.26/19,554.94 = 7,882.62/x
  3. Step 3: Cross multiply
    14,170.26x = 19,554.94 × 7,882.62
  4. Step 4: Simplify right side
    14,170.26x = 154,144,161.14
  5. Step 5: Solve for x
    x = 154,144,161.14/14,170.26
  6. Step 6: Final answer
    x = 10,878.01

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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.