Home / 34,815.42-52,240.40-13,770.56

Finding the Fourth Proportional to 34,815.42, 52,240.40 and 13,770.56

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Solution

The fourth proportional to 34,815.42, 52,240.40 and 13,770.56 is: 20,662.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,815.42 : 52,240.40 = 13,770.56 : x
  2. Step 2: Convert to fraction form
    34,815.42/52,240.40 = 13,770.56/x
  3. Step 3: Cross multiply
    34,815.42x = 52,240.40 × 13,770.56
  4. Step 4: Simplify right side
    34,815.42x = 719,379,232.57
  5. Step 5: Solve for x
    x = 719,379,232.57/34,815.42
  6. Step 6: Final answer
    x = 20,662.66

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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.