Home / 18,167.40-27,218.70-14,862.60

Finding the Fourth Proportional to 18,167.40, 27,218.70 and 14,862.60

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Solution

The fourth proportional to 18,167.40, 27,218.70 and 14,862.60 is: 22,267.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.40 : 27,218.70 = 14,862.60 : x
  2. Step 2: Convert to fraction form
    18,167.40/27,218.70 = 14,862.60/x
  3. Step 3: Cross multiply
    18,167.40x = 27,218.70 × 14,862.60
  4. Step 4: Simplify right side
    18,167.40x = 404,540,650.62
  5. Step 5: Solve for x
    x = 404,540,650.62/18,167.40
  6. Step 6: Final answer
    x = 22,267.39

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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.