Home / 19,021.07-28,534.34-5,874.48

Finding the Fourth Proportional to 19,021.07, 28,534.34 and 5,874.48

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Solution

The fourth proportional to 19,021.07, 28,534.34 and 5,874.48 is: 8,812.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,021.07 : 28,534.34 = 5,874.48 : x
  2. Step 2: Convert to fraction form
    19,021.07/28,534.34 = 5,874.48/x
  3. Step 3: Cross multiply
    19,021.07x = 28,534.34 × 5,874.48
  4. Step 4: Simplify right side
    19,021.07x = 167,624,424.33
  5. Step 5: Solve for x
    x = 167,624,424.33/19,021.07
  6. Step 6: Final answer
    x = 8,812.56

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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.