Home / 19,370.94-29,046.33-6,889.15

Finding the Fourth Proportional to 19,370.94, 29,046.33 and 6,889.15

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Solution

The fourth proportional to 19,370.94, 29,046.33 and 6,889.15 is: 10,330.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.94 : 29,046.33 = 6,889.15 : x
  2. Step 2: Convert to fraction form
    19,370.94/29,046.33 = 6,889.15/x
  3. Step 3: Cross multiply
    19,370.94x = 29,046.33 × 6,889.15
  4. Step 4: Simplify right side
    19,370.94x = 200,104,379.09
  5. Step 5: Solve for x
    x = 200,104,379.09/19,370.94
  6. Step 6: Final answer
    x = 10,330.13

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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.