Home / 45,514.98-68,284.86-13,924.34

Finding the Fourth Proportional to 45,514.98, 68,284.86 and 13,924.34

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Solution

The fourth proportional to 45,514.98, 68,284.86 and 13,924.34 is: 20,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,514.98 : 68,284.86 = 13,924.34 : x
  2. Step 2: Convert to fraction form
    45,514.98/68,284.86 = 13,924.34/x
  3. Step 3: Cross multiply
    45,514.98x = 68,284.86 × 13,924.34
  4. Step 4: Simplify right side
    45,514.98x = 950,821,469.92
  5. Step 5: Solve for x
    x = 950,821,469.92/45,514.98
  6. Step 6: Final answer
    x = 20,890.30

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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.