Home / 32,765.45-45,214.82-20,039.94

Finding the Fourth Proportional to 32,765.45, 45,214.82 and 20,039.94

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Solution

The fourth proportional to 32,765.45, 45,214.82 and 20,039.94 is: 27,654.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,765.45 : 45,214.82 = 20,039.94 : x
  2. Step 2: Convert to fraction form
    32,765.45/45,214.82 = 20,039.94/x
  3. Step 3: Cross multiply
    32,765.45x = 45,214.82 × 20,039.94
  4. Step 4: Simplify right side
    32,765.45x = 906,102,367.59
  5. Step 5: Solve for x
    x = 906,102,367.59/32,765.45
  6. Step 6: Final answer
    x = 27,654.21

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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.