Home / 26,762.92-36,974.82-18,423.88

Finding the Fourth Proportional to 26,762.92, 36,974.82 and 18,423.88

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Solution

The fourth proportional to 26,762.92, 36,974.82 and 18,423.88 is: 25,453.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,762.92 : 36,974.82 = 18,423.88 : x
  2. Step 2: Convert to fraction form
    26,762.92/36,974.82 = 18,423.88/x
  3. Step 3: Cross multiply
    26,762.92x = 36,974.82 × 18,423.88
  4. Step 4: Simplify right side
    26,762.92x = 681,219,646.70
  5. Step 5: Solve for x
    x = 681,219,646.70/26,762.92
  6. Step 6: Final answer
    x = 25,453.86

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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.