Home / 45,375.82-68,063.73-14,213.50

Finding the Fourth Proportional to 45,375.82, 68,063.73 and 14,213.50

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Solution

The fourth proportional to 45,375.82, 68,063.73 and 14,213.50 is: 21,320.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,375.82 : 68,063.73 = 14,213.50 : x
  2. Step 2: Convert to fraction form
    45,375.82/68,063.73 = 14,213.50/x
  3. Step 3: Cross multiply
    45,375.82x = 68,063.73 × 14,213.50
  4. Step 4: Simplify right side
    45,375.82x = 967,423,826.36
  5. Step 5: Solve for x
    x = 967,423,826.36/45,375.82
  6. Step 6: Final answer
    x = 21,320.25

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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.