Home / 30,245.85-41,723.28-17,974.31

Finding the Fourth Proportional to 30,245.85, 41,723.28 and 17,974.31

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Solution

The fourth proportional to 30,245.85, 41,723.28 and 17,974.31 is: 24,795.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245.85 : 41,723.28 = 17,974.31 : x
  2. Step 2: Convert to fraction form
    30,245.85/41,723.28 = 17,974.31/x
  3. Step 3: Cross multiply
    30,245.85x = 41,723.28 × 17,974.31
  4. Step 4: Simplify right side
    30,245.85x = 749,946,960.32
  5. Step 5: Solve for x
    x = 749,946,960.32/30,245.85
  6. Step 6: Final answer
    x = 24,795.04

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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.