Home / 12,248.70-18,370.46-3,926.50

Finding the Fourth Proportional to 12,248.70, 18,370.46 and 3,926.50

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Solution

The fourth proportional to 12,248.70, 18,370.46 and 3,926.50 is: 5,888.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.70 : 18,370.46 = 3,926.50 : x
  2. Step 2: Convert to fraction form
    12,248.70/18,370.46 = 3,926.50/x
  3. Step 3: Cross multiply
    12,248.70x = 18,370.46 × 3,926.50
  4. Step 4: Simplify right side
    12,248.70x = 72,131,611.19
  5. Step 5: Solve for x
    x = 72,131,611.19/12,248.70
  6. Step 6: Final answer
    x = 5,888.92

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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.