Home / 51,939.51-71,672.22-29,284.07

Finding the Fourth Proportional to 51,939.51, 71,672.22 and 29,284.07

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Solution

The fourth proportional to 51,939.51, 71,672.22 and 29,284.07 is: 40,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,939.51 : 71,672.22 = 29,284.07 : x
  2. Step 2: Convert to fraction form
    51,939.51/71,672.22 = 29,284.07/x
  3. Step 3: Cross multiply
    51,939.51x = 71,672.22 × 29,284.07
  4. Step 4: Simplify right side
    51,939.51x = 2,098,854,595.09
  5. Step 5: Solve for x
    x = 2,098,854,595.09/51,939.51
  6. Step 6: Final answer
    x = 40,409.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.