Home / 45,766.62-68,651.75-14,173.89

Finding the Fourth Proportional to 45,766.62, 68,651.75 and 14,173.89

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Solution

The fourth proportional to 45,766.62, 68,651.75 and 14,173.89 is: 21,261.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,766.62 : 68,651.75 = 14,173.89 : x
  2. Step 2: Convert to fraction form
    45,766.62/68,651.75 = 14,173.89/x
  3. Step 3: Cross multiply
    45,766.62x = 68,651.75 × 14,173.89
  4. Step 4: Simplify right side
    45,766.62x = 973,062,130.80
  5. Step 5: Solve for x
    x = 973,062,130.80/45,766.62
  6. Step 6: Final answer
    x = 21,261.39

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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.