Home / 51,883.82-77,727.29-30,779.27

Finding the Fourth Proportional to 51,883.82, 77,727.29 and 30,779.27

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Solution

The fourth proportional to 51,883.82, 77,727.29 and 30,779.27 is: 46,110.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,883.82 : 77,727.29 = 30,779.27 : x
  2. Step 2: Convert to fraction form
    51,883.82/77,727.29 = 30,779.27/x
  3. Step 3: Cross multiply
    51,883.82x = 77,727.29 × 30,779.27
  4. Step 4: Simplify right side
    51,883.82x = 2,392,389,245.28
  5. Step 5: Solve for x
    x = 2,392,389,245.28/51,883.82
  6. Step 6: Final answer
    x = 46,110.51

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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.