Home / 53,067.72-79,535.97-26,779.98

Finding the Fourth Proportional to 53,067.72, 79,535.97 and 26,779.98

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Solution

The fourth proportional to 53,067.72, 79,535.97 and 26,779.98 is: 40,136.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,067.72 : 79,535.97 = 26,779.98 : x
  2. Step 2: Convert to fraction form
    53,067.72/79,535.97 = 26,779.98/x
  3. Step 3: Cross multiply
    53,067.72x = 79,535.97 × 26,779.98
  4. Step 4: Simplify right side
    53,067.72x = 2,129,971,685.88
  5. Step 5: Solve for x
    x = 2,129,971,685.88/53,067.72
  6. Step 6: Final answer
    x = 40,136.86

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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.