Home / 20,177.00-27,845.15-16,814.18

Finding the Fourth Proportional to 20,177.00, 27,845.15 and 16,814.18

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Solution

The fourth proportional to 20,177.00, 27,845.15 and 16,814.18 is: 23,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177.00 : 27,845.15 = 16,814.18 : x
  2. Step 2: Convert to fraction form
    20,177.00/27,845.15 = 16,814.18/x
  3. Step 3: Cross multiply
    20,177.00x = 27,845.15 × 16,814.18
  4. Step 4: Simplify right side
    20,177.00x = 468,193,225.00
  5. Step 5: Solve for x
    x = 468,193,225.00/20,177.00
  6. Step 6: Final answer
    x = 23,204.31

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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.