Home / 26,677.92-39,900.24-18,649.44

Finding the Fourth Proportional to 26,677.92, 39,900.24 and 18,649.44

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Solution

The fourth proportional to 26,677.92, 39,900.24 and 18,649.44 is: 27,892.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,677.92 : 39,900.24 = 18,649.44 : x
  2. Step 2: Convert to fraction form
    26,677.92/39,900.24 = 18,649.44/x
  3. Step 3: Cross multiply
    26,677.92x = 39,900.24 × 18,649.44
  4. Step 4: Simplify right side
    26,677.92x = 744,117,131.87
  5. Step 5: Solve for x
    x = 744,117,131.87/26,677.92
  6. Step 6: Final answer
    x = 27,892.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.