Home / 11,805.36-17,687.19-10,518.27

Finding the Fourth Proportional to 11,805.36, 17,687.19 and 10,518.27

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Solution

The fourth proportional to 11,805.36, 17,687.19 and 10,518.27 is: 15,758.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,805.36 : 17,687.19 = 10,518.27 : x
  2. Step 2: Convert to fraction form
    11,805.36/17,687.19 = 10,518.27/x
  3. Step 3: Cross multiply
    11,805.36x = 17,687.19 × 10,518.27
  4. Step 4: Simplify right side
    11,805.36x = 186,038,727.69
  5. Step 5: Solve for x
    x = 186,038,727.69/11,805.36
  6. Step 6: Final answer
    x = 15,758.84

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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.