Home / 13,311.17-19,969.11-4,544.04

Finding the Fourth Proportional to 13,311.17, 19,969.11 and 4,544.04

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Solution

The fourth proportional to 13,311.17, 19,969.11 and 4,544.04 is: 6,816.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,311.17 : 19,969.11 = 4,544.04 : x
  2. Step 2: Convert to fraction form
    13,311.17/19,969.11 = 4,544.04/x
  3. Step 3: Cross multiply
    13,311.17x = 19,969.11 × 4,544.04
  4. Step 4: Simplify right side
    13,311.17x = 90,740,434.60
  5. Step 5: Solve for x
    x = 90,740,434.60/13,311.17
  6. Step 6: Final answer
    x = 6,816.86

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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.