Home / 13,168.49-19,750.52-4,403.39

Finding the Fourth Proportional to 13,168.49, 19,750.52 and 4,403.39

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Solution

The fourth proportional to 13,168.49, 19,750.52 and 4,403.39 is: 6,604.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168.49 : 19,750.52 = 4,403.39 : x
  2. Step 2: Convert to fraction form
    13,168.49/19,750.52 = 4,403.39/x
  3. Step 3: Cross multiply
    13,168.49x = 19,750.52 × 4,403.39
  4. Step 4: Simplify right side
    13,168.49x = 86,969,121.49
  5. Step 5: Solve for x
    x = 86,969,121.49/13,168.49
  6. Step 6: Final answer
    x = 6,604.34

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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.