Home / 13,817.08-19,067.46-7,529.56

Finding the Fourth Proportional to 13,817.08, 19,067.46 and 7,529.56

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Solution

The fourth proportional to 13,817.08, 19,067.46 and 7,529.56 is: 10,390.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,817.08 : 19,067.46 = 7,529.56 : x
  2. Step 2: Convert to fraction form
    13,817.08/19,067.46 = 7,529.56/x
  3. Step 3: Cross multiply
    13,817.08x = 19,067.46 × 7,529.56
  4. Step 4: Simplify right side
    13,817.08x = 143,569,584.12
  5. Step 5: Solve for x
    x = 143,569,584.12/13,817.08
  6. Step 6: Final answer
    x = 10,390.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.