Home / 45,511.20-68,266.82-14,348.88

Finding the Fourth Proportional to 45,511.20, 68,266.82 and 14,348.88

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Solution

The fourth proportional to 45,511.20, 68,266.82 and 14,348.88 is: 21,523.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,511.20 : 68,266.82 = 14,348.88 : x
  2. Step 2: Convert to fraction form
    45,511.20/68,266.82 = 14,348.88/x
  3. Step 3: Cross multiply
    45,511.20x = 68,266.82 × 14,348.88
  4. Step 4: Simplify right side
    45,511.20x = 979,552,408.16
  5. Step 5: Solve for x
    x = 979,552,408.16/45,511.20
  6. Step 6: Final answer
    x = 21,523.33

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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.