Home / 45,511.21-68,266.83-14,348.89

Finding the Fourth Proportional to 45,511.21, 68,266.83 and 14,348.89

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Solution

The fourth proportional to 45,511.21, 68,266.83 and 14,348.89 is: 21,523.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,511.21 : 68,266.83 = 14,348.89 : x
  2. Step 2: Convert to fraction form
    45,511.21/68,266.83 = 14,348.89/x
  3. Step 3: Cross multiply
    45,511.21x = 68,266.83 × 14,348.89
  4. Step 4: Simplify right side
    45,511.21x = 979,553,234.32
  5. Step 5: Solve for x
    x = 979,553,234.32/45,511.21
  6. Step 6: Final answer
    x = 21,523.34

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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.