Home / 20,205.24-27,894.14-14,173.96

Finding the Fourth Proportional to 20,205.24, 27,894.14 and 14,173.96

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Solution

The fourth proportional to 20,205.24, 27,894.14 and 14,173.96 is: 19,567.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,205.24 : 27,894.14 = 14,173.96 : x
  2. Step 2: Convert to fraction form
    20,205.24/27,894.14 = 14,173.96/x
  3. Step 3: Cross multiply
    20,205.24x = 27,894.14 × 14,173.96
  4. Step 4: Simplify right side
    20,205.24x = 395,370,424.59
  5. Step 5: Solve for x
    x = 395,370,424.59/20,205.24
  6. Step 6: Final answer
    x = 19,567.72

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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.