Home / 19,702.17-27,191.39-14,394.33

Finding the Fourth Proportional to 19,702.17, 27,191.39 and 14,394.33

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Solution

The fourth proportional to 19,702.17, 27,191.39 and 14,394.33 is: 19,865.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702.17 : 27,191.39 = 14,394.33 : x
  2. Step 2: Convert to fraction form
    19,702.17/27,191.39 = 14,394.33/x
  3. Step 3: Cross multiply
    19,702.17x = 27,191.39 × 14,394.33
  4. Step 4: Simplify right side
    19,702.17x = 391,401,768.85
  5. Step 5: Solve for x
    x = 391,401,768.85/19,702.17
  6. Step 6: Final answer
    x = 19,865.92

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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.