Home / 14,256.28-21,380.77-6,354.33

Finding the Fourth Proportional to 14,256.28, 21,380.77 and 6,354.33

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Solution

The fourth proportional to 14,256.28, 21,380.77 and 6,354.33 is: 9,529.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.28 : 21,380.77 = 6,354.33 : x
  2. Step 2: Convert to fraction form
    14,256.28/21,380.77 = 6,354.33/x
  3. Step 3: Cross multiply
    14,256.28x = 21,380.77 × 6,354.33
  4. Step 4: Simplify right side
    14,256.28x = 135,860,468.23
  5. Step 5: Solve for x
    x = 135,860,468.23/14,256.28
  6. Step 6: Final answer
    x = 9,529.87

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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.