Home / 52,105.24-71,905.44-28,231.84

Finding the Fourth Proportional to 52,105.24, 71,905.44 and 28,231.84

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Solution

The fourth proportional to 52,105.24, 71,905.44 and 28,231.84 is: 38,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,105.24 : 71,905.44 = 28,231.84 : x
  2. Step 2: Convert to fraction form
    52,105.24/71,905.44 = 28,231.84/x
  3. Step 3: Cross multiply
    52,105.24x = 71,905.44 × 28,231.84
  4. Step 4: Simplify right side
    52,105.24x = 2,030,022,877.21
  5. Step 5: Solve for x
    x = 2,030,022,877.21/52,105.24
  6. Step 6: Final answer
    x = 38,960.05

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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.