Home / 19,604.06-29,396.82-7,115.34

Finding the Fourth Proportional to 19,604.06, 29,396.82 and 7,115.34

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Solution

The fourth proportional to 19,604.06, 29,396.82 and 7,115.34 is: 10,669.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.06 : 29,396.82 = 7,115.34 : x
  2. Step 2: Convert to fraction form
    19,604.06/29,396.82 = 7,115.34/x
  3. Step 3: Cross multiply
    19,604.06x = 29,396.82 × 7,115.34
  4. Step 4: Simplify right side
    19,604.06x = 209,168,369.22
  5. Step 5: Solve for x
    x = 209,168,369.22/19,604.06
  6. Step 6: Final answer
    x = 10,669.65

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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.