Home / 32,839.43-45,310.05-20,087.96

Finding the Fourth Proportional to 32,839.43, 45,310.05 and 20,087.96

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Solution

The fourth proportional to 32,839.43, 45,310.05 and 20,087.96 is: 27,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,839.43 : 45,310.05 = 20,087.96 : x
  2. Step 2: Convert to fraction form
    32,839.43/45,310.05 = 20,087.96/x
  3. Step 3: Cross multiply
    32,839.43x = 45,310.05 × 20,087.96
  4. Step 4: Simplify right side
    32,839.43x = 910,186,245.45
  5. Step 5: Solve for x
    x = 910,186,245.45/32,839.43
  6. Step 6: Final answer
    x = 27,716.27

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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.