Home / 50,779.96-76,177.22-15,722.36

Finding the Fourth Proportional to 50,779.96, 76,177.22 and 15,722.36

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Solution

The fourth proportional to 50,779.96, 76,177.22 and 15,722.36 is: 23,585.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,779.96 : 76,177.22 = 15,722.36 : x
  2. Step 2: Convert to fraction form
    50,779.96/76,177.22 = 15,722.36/x
  3. Step 3: Cross multiply
    50,779.96x = 76,177.22 × 15,722.36
  4. Step 4: Simplify right side
    50,779.96x = 1,197,685,676.64
  5. Step 5: Solve for x
    x = 1,197,685,676.64/50,779.96
  6. Step 6: Final answer
    x = 23,585.79

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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.