Home / 13,794.05-19,036.22-8,491.92

Finding the Fourth Proportional to 13,794.05, 19,036.22 and 8,491.92

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Solution

The fourth proportional to 13,794.05, 19,036.22 and 8,491.92 is: 11,719.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794.05 : 19,036.22 = 8,491.92 : x
  2. Step 2: Convert to fraction form
    13,794.05/19,036.22 = 8,491.92/x
  3. Step 3: Cross multiply
    13,794.05x = 19,036.22 × 8,491.92
  4. Step 4: Simplify right side
    13,794.05x = 161,654,014.88
  5. Step 5: Solve for x
    x = 161,654,014.88/13,794.05
  6. Step 6: Final answer
    x = 11,719.12

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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.