Home / 18,570.97-27,817.05-14,603.39

Finding the Fourth Proportional to 18,570.97, 27,817.05 and 14,603.39

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Solution

The fourth proportional to 18,570.97, 27,817.05 and 14,603.39 is: 21,874.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.97 : 27,817.05 = 14,603.39 : x
  2. Step 2: Convert to fraction form
    18,570.97/27,817.05 = 14,603.39/x
  3. Step 3: Cross multiply
    18,570.97x = 27,817.05 × 14,603.39
  4. Step 4: Simplify right side
    18,570.97x = 406,223,126.57
  5. Step 5: Solve for x
    x = 406,223,126.57/18,570.97
  6. Step 6: Final answer
    x = 21,874.09

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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.