Home / 45,466.33-68,199.49-13,876.55

Finding the Fourth Proportional to 45,466.33, 68,199.49 and 13,876.55

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Solution

The fourth proportional to 45,466.33, 68,199.49 and 13,876.55 is: 20,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,466.33 : 68,199.49 = 13,876.55 : x
  2. Step 2: Convert to fraction form
    45,466.33/68,199.49 = 13,876.55/x
  3. Step 3: Cross multiply
    45,466.33x = 68,199.49 × 13,876.55
  4. Step 4: Simplify right side
    45,466.33x = 946,373,803.99
  5. Step 5: Solve for x
    x = 946,373,803.99/45,466.33
  6. Step 6: Final answer
    x = 20,814.83

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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.