Home / 37,182.18-51,311.48-20,186.43

Finding the Fourth Proportional to 37,182.18, 51,311.48 and 20,186.43

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Solution

The fourth proportional to 37,182.18, 51,311.48 and 20,186.43 is: 27,857.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,182.18 : 51,311.48 = 20,186.43 : x
  2. Step 2: Convert to fraction form
    37,182.18/51,311.48 = 20,186.43/x
  3. Step 3: Cross multiply
    37,182.18x = 51,311.48 × 20,186.43
  4. Step 4: Simplify right side
    37,182.18x = 1,035,795,305.87
  5. Step 5: Solve for x
    x = 1,035,795,305.87/37,182.18
  6. Step 6: Final answer
    x = 27,857.30

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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.