Home / 20,039.94-27,657.45-16,676.82

Finding the Fourth Proportional to 20,039.94, 27,657.45 and 16,676.82

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Solution

The fourth proportional to 20,039.94, 27,657.45 and 16,676.82 is: 23,015.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,039.94 : 27,657.45 = 16,676.82 : x
  2. Step 2: Convert to fraction form
    20,039.94/27,657.45 = 16,676.82/x
  3. Step 3: Cross multiply
    20,039.94x = 27,657.45 × 16,676.82
  4. Step 4: Simplify right side
    20,039.94x = 461,238,315.31
  5. Step 5: Solve for x
    x = 461,238,315.31/20,039.94
  6. Step 6: Final answer
    x = 23,015.95

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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.