Home / 30,269.76-41,768.64-16,837.62

Finding the Fourth Proportional to 30,269.76, 41,768.64 and 16,837.62

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Solution

The fourth proportional to 30,269.76, 41,768.64 and 16,837.62 is: 23,233.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269.76 : 41,768.64 = 16,837.62 : x
  2. Step 2: Convert to fraction form
    30,269.76/41,768.64 = 16,837.62/x
  3. Step 3: Cross multiply
    30,269.76x = 41,768.64 × 16,837.62
  4. Step 4: Simplify right side
    30,269.76x = 703,284,488.24
  5. Step 5: Solve for x
    x = 703,284,488.24/30,269.76
  6. Step 6: Final answer
    x = 23,233.90

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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.