Home / 45,876.34-68,814.38-12,596.44

Finding the Fourth Proportional to 45,876.34, 68,814.38 and 12,596.44

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Solution

The fourth proportional to 45,876.34, 68,814.38 and 12,596.44 is: 18,894.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,876.34 : 68,814.38 = 12,596.44 : x
  2. Step 2: Convert to fraction form
    45,876.34/68,814.38 = 12,596.44/x
  3. Step 3: Cross multiply
    45,876.34x = 68,814.38 × 12,596.44
  4. Step 4: Simplify right side
    45,876.34x = 866,815,801.75
  5. Step 5: Solve for x
    x = 866,815,801.75/45,876.34
  6. Step 6: Final answer
    x = 18,894.62

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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.