Home / 51,305.20-76,958.40-18,026.24

Finding the Fourth Proportional to 51,305.20, 76,958.40 and 18,026.24

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Solution

The fourth proportional to 51,305.20, 76,958.40 and 18,026.24 is: 27,039.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,305.20 : 76,958.40 = 18,026.24 : x
  2. Step 2: Convert to fraction form
    51,305.20/76,958.40 = 18,026.24/x
  3. Step 3: Cross multiply
    51,305.20x = 76,958.40 × 18,026.24
  4. Step 4: Simplify right side
    51,305.20x = 1,387,270,588.42
  5. Step 5: Solve for x
    x = 1,387,270,588.42/51,305.20
  6. Step 6: Final answer
    x = 27,039.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.