Home / 19,010.75-28,516.43-5,863.07

Finding the Fourth Proportional to 19,010.75, 28,516.43 and 5,863.07

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Solution

The fourth proportional to 19,010.75, 28,516.43 and 5,863.07 is: 8,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.75 : 28,516.43 = 5,863.07 : x
  2. Step 2: Convert to fraction form
    19,010.75/28,516.43 = 5,863.07/x
  3. Step 3: Cross multiply
    19,010.75x = 28,516.43 × 5,863.07
  4. Step 4: Simplify right side
    19,010.75x = 167,193,911.19
  5. Step 5: Solve for x
    x = 167,193,911.19/19,010.75
  6. Step 6: Final answer
    x = 8,794.71

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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.