Home / 19,084.86-28,629.99-5,938.56

Finding the Fourth Proportional to 19,084.86, 28,629.99 and 5,938.56

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Solution

The fourth proportional to 19,084.86, 28,629.99 and 5,938.56 is: 8,908.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,084.86 : 28,629.99 = 5,938.56 : x
  2. Step 2: Convert to fraction form
    19,084.86/28,629.99 = 5,938.56/x
  3. Step 3: Cross multiply
    19,084.86x = 28,629.99 × 5,938.56
  4. Step 4: Simplify right side
    19,084.86x = 170,020,913.41
  5. Step 5: Solve for x
    x = 170,020,913.41/19,084.86
  6. Step 6: Final answer
    x = 8,908.68

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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.