Home / 14,646.96-20,209.32-8,273.68

Finding the Fourth Proportional to 14,646.96, 20,209.32 and 8,273.68

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Solution

The fourth proportional to 14,646.96, 20,209.32 and 8,273.68 is: 11,415.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.96 : 20,209.32 = 8,273.68 : x
  2. Step 2: Convert to fraction form
    14,646.96/20,209.32 = 8,273.68/x
  3. Step 3: Cross multiply
    14,646.96x = 20,209.32 × 8,273.68
  4. Step 4: Simplify right side
    14,646.96x = 167,205,446.70
  5. Step 5: Solve for x
    x = 167,205,446.70/14,646.96
  6. Step 6: Final answer
    x = 11,415.71

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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.