Home / 14,514.78-21,775.25-4,660.98

Finding the Fourth Proportional to 14,514.78, 21,775.25 and 4,660.98

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Solution

The fourth proportional to 14,514.78, 21,775.25 and 4,660.98 is: 6,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514.78 : 21,775.25 = 4,660.98 : x
  2. Step 2: Convert to fraction form
    14,514.78/21,775.25 = 4,660.98/x
  3. Step 3: Cross multiply
    14,514.78x = 21,775.25 × 4,660.98
  4. Step 4: Simplify right side
    14,514.78x = 101,494,004.75
  5. Step 5: Solve for x
    x = 101,494,004.75/14,514.78
  6. Step 6: Final answer
    x = 6,992.46

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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.