Home / 19,132.94-28,699.37-5,092.97

Finding the Fourth Proportional to 19,132.94, 28,699.37 and 5,092.97

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Solution

The fourth proportional to 19,132.94, 28,699.37 and 5,092.97 is: 7,639.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.94 : 28,699.37 = 5,092.97 : x
  2. Step 2: Convert to fraction form
    19,132.94/28,699.37 = 5,092.97/x
  3. Step 3: Cross multiply
    19,132.94x = 28,699.37 × 5,092.97
  4. Step 4: Simplify right side
    19,132.94x = 146,165,030.43
  5. Step 5: Solve for x
    x = 146,165,030.43/19,132.94
  6. Step 6: Final answer
    x = 7,639.44

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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.