Home / 26,730.57-36,861.15-16,113.90

Finding the Fourth Proportional to 26,730.57, 36,861.15 and 16,113.90

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Solution

The fourth proportional to 26,730.57, 36,861.15 and 16,113.90 is: 22,220.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,730.57 : 36,861.15 = 16,113.90 : x
  2. Step 2: Convert to fraction form
    26,730.57/36,861.15 = 16,113.90/x
  3. Step 3: Cross multiply
    26,730.57x = 36,861.15 × 16,113.90
  4. Step 4: Simplify right side
    26,730.57x = 593,976,884.99
  5. Step 5: Solve for x
    x = 593,976,884.99/26,730.57
  6. Step 6: Final answer
    x = 22,220.88

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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.