Home / 19,371.35-29,053.19-5,327.75

Finding the Fourth Proportional to 19,371.35, 29,053.19 and 5,327.75

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Solution

The fourth proportional to 19,371.35, 29,053.19 and 5,327.75 is: 7,990.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371.35 : 29,053.19 = 5,327.75 : x
  2. Step 2: Convert to fraction form
    19,371.35/29,053.19 = 5,327.75/x
  3. Step 3: Cross multiply
    19,371.35x = 29,053.19 × 5,327.75
  4. Step 4: Simplify right side
    19,371.35x = 154,788,144.75
  5. Step 5: Solve for x
    x = 154,788,144.75/19,371.35
  6. Step 6: Final answer
    x = 7,990.57

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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.