Home / 13,028.36-19,568.69-7,773.62

Finding the Fourth Proportional to 13,028.36, 19,568.69 and 7,773.62

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Solution

The fourth proportional to 13,028.36, 19,568.69 and 7,773.62 is: 11,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028.36 : 19,568.69 = 7,773.62 : x
  2. Step 2: Convert to fraction form
    13,028.36/19,568.69 = 7,773.62/x
  3. Step 3: Cross multiply
    13,028.36x = 19,568.69 × 7,773.62
  4. Step 4: Simplify right side
    13,028.36x = 152,119,589.45
  5. Step 5: Solve for x
    x = 152,119,589.45/13,028.36
  6. Step 6: Final answer
    x = 11,676.04

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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.