Home / 30,010.30-41,414.64-16,581.85

Finding the Fourth Proportional to 30,010.30, 41,414.64 and 16,581.85

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Solution

The fourth proportional to 30,010.30, 41,414.64 and 16,581.85 is: 22,883.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,010.30 : 41,414.64 = 16,581.85 : x
  2. Step 2: Convert to fraction form
    30,010.30/41,414.64 = 16,581.85/x
  3. Step 3: Cross multiply
    30,010.30x = 41,414.64 × 16,581.85
  4. Step 4: Simplify right side
    30,010.30x = 686,731,348.28
  5. Step 5: Solve for x
    x = 686,731,348.28/30,010.30
  6. Step 6: Final answer
    x = 22,883.19

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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.