Home / 20,177.76-27,846.21-16,814.94

Finding the Fourth Proportional to 20,177.76, 27,846.21 and 16,814.94

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Solution

The fourth proportional to 20,177.76, 27,846.21 and 16,814.94 is: 23,205.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177.76 : 27,846.21 = 16,814.94 : x
  2. Step 2: Convert to fraction form
    20,177.76/27,846.21 = 16,814.94/x
  3. Step 3: Cross multiply
    20,177.76x = 27,846.21 × 16,814.94
  4. Step 4: Simplify right side
    20,177.76x = 468,232,323.77
  5. Step 5: Solve for x
    x = 468,232,323.77/20,177.76
  6. Step 6: Final answer
    x = 23,205.37

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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.