Home / 19,265.96-28,896.33-5,226.89

Finding the Fourth Proportional to 19,265.96, 28,896.33 and 5,226.89

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Solution

The fourth proportional to 19,265.96, 28,896.33 and 5,226.89 is: 7,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,265.96 : 28,896.33 = 5,226.89 : x
  2. Step 2: Convert to fraction form
    19,265.96/28,896.33 = 5,226.89/x
  3. Step 3: Cross multiply
    19,265.96x = 28,896.33 × 5,226.89
  4. Step 4: Simplify right side
    19,265.96x = 151,037,938.31
  5. Step 5: Solve for x
    x = 151,037,938.31/19,265.96
  6. Step 6: Final answer
    x = 7,839.63

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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.