Home / 19,046.96-28,537.92-13,491.08

Finding the Fourth Proportional to 19,046.96, 28,537.92 and 13,491.08

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Solution

The fourth proportional to 19,046.96, 28,537.92 and 13,491.08 is: 20,213.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,046.96 : 28,537.92 = 13,491.08 : x
  2. Step 2: Convert to fraction form
    19,046.96/28,537.92 = 13,491.08/x
  3. Step 3: Cross multiply
    19,046.96x = 28,537.92 × 13,491.08
  4. Step 4: Simplify right side
    19,046.96x = 385,007,361.75
  5. Step 5: Solve for x
    x = 385,007,361.75/19,046.96
  6. Step 6: Final answer
    x = 20,213.59

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1.5x scale

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.