Home / 51,337.88-76,986.86-15,788.60

Finding the Fourth Proportional to 51,337.88, 76,986.86 and 15,788.60

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Solution

The fourth proportional to 51,337.88, 76,986.86 and 15,788.60 is: 23,676.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,337.88 : 76,986.86 = 15,788.60 : x
  2. Step 2: Convert to fraction form
    51,337.88/76,986.86 = 15,788.60/x
  3. Step 3: Cross multiply
    51,337.88x = 76,986.86 × 15,788.60
  4. Step 4: Simplify right side
    51,337.88x = 1,215,514,737.80
  5. Step 5: Solve for x
    x = 1,215,514,737.80/51,337.88
  6. Step 6: Final answer
    x = 23,676.76

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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.