Home / 19,132.26-28,699.85-5,984.61

Finding the Fourth Proportional to 19,132.26, 28,699.85 and 5,984.61

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Solution

The fourth proportional to 19,132.26, 28,699.85 and 5,984.61 is: 8,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.26 : 28,699.85 = 5,984.61 : x
  2. Step 2: Convert to fraction form
    19,132.26/28,699.85 = 5,984.61/x
  3. Step 3: Cross multiply
    19,132.26x = 28,699.85 × 5,984.61
  4. Step 4: Simplify right side
    19,132.26x = 171,757,409.31
  5. Step 5: Solve for x
    x = 171,757,409.31/19,132.26
  6. Step 6: Final answer
    x = 8,977.37

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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.