Home / 13,856.28-19,096.94-10,491.03

Finding the Fourth Proportional to 13,856.28, 19,096.94 and 10,491.03

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Solution

The fourth proportional to 13,856.28, 19,096.94 and 10,491.03 is: 14,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856.28 : 19,096.94 = 10,491.03 : x
  2. Step 2: Convert to fraction form
    13,856.28/19,096.94 = 10,491.03/x
  3. Step 3: Cross multiply
    13,856.28x = 19,096.94 × 10,491.03
  4. Step 4: Simplify right side
    13,856.28x = 200,346,517.99
  5. Step 5: Solve for x
    x = 200,346,517.99/13,856.28
  6. Step 6: Final answer
    x = 14,458.90

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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.