Home / 20,072.47-27,673.74-17,269.95

Finding the Fourth Proportional to 20,072.47, 27,673.74 and 17,269.95

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Solution

The fourth proportional to 20,072.47, 27,673.74 and 17,269.95 is: 23,809.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,072.47 : 27,673.74 = 17,269.95 : x
  2. Step 2: Convert to fraction form
    20,072.47/27,673.74 = 17,269.95/x
  3. Step 3: Cross multiply
    20,072.47x = 27,673.74 × 17,269.95
  4. Step 4: Simplify right side
    20,072.47x = 477,924,106.11
  5. Step 5: Solve for x
    x = 477,924,106.11/20,072.47
  6. Step 6: Final answer
    x = 23,809.93

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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.