Home / 33,221.96-45,845.72-18,114.74

Finding the Fourth Proportional to 33,221.96, 45,845.72 and 18,114.74

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Solution

The fourth proportional to 33,221.96, 45,845.72 and 18,114.74 is: 24,998.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221.96 : 45,845.72 = 18,114.74 : x
  2. Step 2: Convert to fraction form
    33,221.96/45,845.72 = 18,114.74/x
  3. Step 3: Cross multiply
    33,221.96x = 45,845.72 × 18,114.74
  4. Step 4: Simplify right side
    33,221.96x = 830,483,297.91
  5. Step 5: Solve for x
    x = 830,483,297.91/33,221.96
  6. Step 6: Final answer
    x = 24,998.02

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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.