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Finding the Fourth Proportional to 19,673.25, 27,149.09 and 10,841.25

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Solution

The fourth proportional to 19,673.25, 27,149.09 and 10,841.25 is: 14,960.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,673.25 : 27,149.09 = 10,841.25 : x
  2. Step 2: Convert to fraction form
    19,673.25/27,149.09 = 10,841.25/x
  3. Step 3: Cross multiply
    19,673.25x = 27,149.09 × 10,841.25
  4. Step 4: Simplify right side
    19,673.25x = 294,330,017.76
  5. Step 5: Solve for x
    x = 294,330,017.76/19,673.25
  6. Step 6: Final answer
    x = 14,960.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.