Home / 37,936.92-52,358.22-21,171

Finding the Fourth Proportional to 37,936.92, 52,358.22 and 21,171

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Solution

The fourth proportional to 37,936.92, 52,358.22 and 21,171 is: 29,218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,936.92 : 52,358.22 = 21,171 : x
  2. Step 2: Convert to fraction form
    37,936.92/52,358.22 = 21,171/x
  3. Step 3: Cross multiply
    37,936.92x = 52,358.22 × 21,171
  4. Step 4: Simplify right side
    37,936.92x = 1,108,475,875.62
  5. Step 5: Solve for x
    x = 1,108,475,875.62/37,936.92
  6. Step 6: Final answer
    x = 29,218.92

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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.