Home / 30,992.54-42,770.84-17,195.24

Finding the Fourth Proportional to 30,992.54, 42,770.84 and 17,195.24

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Solution

The fourth proportional to 30,992.54, 42,770.84 and 17,195.24 is: 23,730.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,992.54 : 42,770.84 = 17,195.24 : x
  2. Step 2: Convert to fraction form
    30,992.54/42,770.84 = 17,195.24/x
  3. Step 3: Cross multiply
    30,992.54x = 42,770.84 × 17,195.24
  4. Step 4: Simplify right side
    30,992.54x = 735,454,858.80
  5. Step 5: Solve for x
    x = 735,454,858.80/30,992.54
  6. Step 6: Final answer
    x = 23,730.06

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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.