Home / 18,592.62-25,680.69-13,897.86

Finding the Fourth Proportional to 18,592.62, 25,680.69 and 13,897.86

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Solution

The fourth proportional to 18,592.62, 25,680.69 and 13,897.86 is: 19,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592.62 : 25,680.69 = 13,897.86 : x
  2. Step 2: Convert to fraction form
    18,592.62/25,680.69 = 13,897.86/x
  3. Step 3: Cross multiply
    18,592.62x = 25,680.69 × 13,897.86
  4. Step 4: Simplify right side
    18,592.62x = 356,906,634.32
  5. Step 5: Solve for x
    x = 356,906,634.32/18,592.62
  6. Step 6: Final answer
    x = 19,196.15

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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.