Home / 35,270.56-48,674.40-20,165.44

Finding the Fourth Proportional to 35,270.56, 48,674.40 and 20,165.44

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Solution

The fourth proportional to 35,270.56, 48,674.40 and 20,165.44 is: 27,828.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,270.56 : 48,674.40 = 20,165.44 : x
  2. Step 2: Convert to fraction form
    35,270.56/48,674.40 = 20,165.44/x
  3. Step 3: Cross multiply
    35,270.56x = 48,674.40 × 20,165.44
  4. Step 4: Simplify right side
    35,270.56x = 981,540,692.74
  5. Step 5: Solve for x
    x = 981,540,692.74/35,270.56
  6. Step 6: Final answer
    x = 27,828.89

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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.