Home / 19,089.26-28,636.62-5,942.96

Finding the Fourth Proportional to 19,089.26, 28,636.62 and 5,942.96

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Solution

The fourth proportional to 19,089.26, 28,636.62 and 5,942.96 is: 8,915.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.26 : 28,636.62 = 5,942.96 : x
  2. Step 2: Convert to fraction form
    19,089.26/28,636.62 = 5,942.96/x
  3. Step 3: Cross multiply
    19,089.26x = 28,636.62 × 5,942.96
  4. Step 4: Simplify right side
    19,089.26x = 170,186,287.20
  5. Step 5: Solve for x
    x = 170,186,287.20/19,089.26
  6. Step 6: Final answer
    x = 8,915.29

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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.