Home / 30,020.52-41,419.26-17,442.84

Finding the Fourth Proportional to 30,020.52, 41,419.26 and 17,442.84

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Solution

The fourth proportional to 30,020.52, 41,419.26 and 17,442.84 is: 24,065.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,020.52 : 41,419.26 = 17,442.84 : x
  2. Step 2: Convert to fraction form
    30,020.52/41,419.26 = 17,442.84/x
  3. Step 3: Cross multiply
    30,020.52x = 41,419.26 × 17,442.84
  4. Step 4: Simplify right side
    30,020.52x = 722,469,525.10
  5. Step 5: Solve for x
    x = 722,469,525.10/30,020.52
  6. Step 6: Final answer
    x = 24,065.86

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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.