Home / 29,126.48-40,181.94-18,362.88

Finding the Fourth Proportional to 29,126.48, 40,181.94 and 18,362.88

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Solution

The fourth proportional to 29,126.48, 40,181.94 and 18,362.88 is: 25,332.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126.48 : 40,181.94 = 18,362.88 : x
  2. Step 2: Convert to fraction form
    29,126.48/40,181.94 = 18,362.88/x
  3. Step 3: Cross multiply
    29,126.48x = 40,181.94 × 18,362.88
  4. Step 4: Simplify right side
    29,126.48x = 737,856,142.39
  5. Step 5: Solve for x
    x = 737,856,142.39/29,126.48
  6. Step 6: Final answer
    x = 25,332.83

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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.