Home / 30,265.20-41,765.90-16,837.29

Finding the Fourth Proportional to 30,265.20, 41,765.90 and 16,837.29

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Solution

The fourth proportional to 30,265.20, 41,765.90 and 16,837.29 is: 23,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,265.20 : 41,765.90 = 16,837.29 : x
  2. Step 2: Convert to fraction form
    30,265.20/41,765.90 = 16,837.29/x
  3. Step 3: Cross multiply
    30,265.20x = 41,765.90 × 16,837.29
  4. Step 4: Simplify right side
    30,265.20x = 703,224,486.22
  5. Step 5: Solve for x
    x = 703,224,486.22/30,265.20
  6. Step 6: Final answer
    x = 23,235.42

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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.