Home / 20,625.90-30,933.45-14,050.86

Finding the Fourth Proportional to 20,625.90, 30,933.45 and 14,050.86

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Solution

The fourth proportional to 20,625.90, 30,933.45 and 14,050.86 is: 21,072.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,625.90 : 30,933.45 = 14,050.86 : x
  2. Step 2: Convert to fraction form
    20,625.90/30,933.45 = 14,050.86/x
  3. Step 3: Cross multiply
    20,625.90x = 30,933.45 × 14,050.86
  4. Step 4: Simplify right side
    20,625.90x = 434,641,575.27
  5. Step 5: Solve for x
    x = 434,641,575.27/20,625.90
  6. Step 6: Final answer
    x = 21,072.61

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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.