Home / 19,449.09-29,173.64-6,969.89

Finding the Fourth Proportional to 19,449.09, 29,173.64 and 6,969.89

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Solution

The fourth proportional to 19,449.09, 29,173.64 and 6,969.89 is: 10,454.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.09 : 29,173.64 = 6,969.89 : x
  2. Step 2: Convert to fraction form
    19,449.09/29,173.64 = 6,969.89/x
  3. Step 3: Cross multiply
    19,449.09x = 29,173.64 × 6,969.89
  4. Step 4: Simplify right side
    19,449.09x = 203,336,880.98
  5. Step 5: Solve for x
    x = 203,336,880.98/19,449.09
  6. Step 6: Final answer
    x = 10,454.83

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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.