Home / 19,371.53-29,048.64-5,517.29

Finding the Fourth Proportional to 19,371.53, 29,048.64 and 5,517.29

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Solution

The fourth proportional to 19,371.53, 29,048.64 and 5,517.29 is: 8,273.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371.53 : 29,048.64 = 5,517.29 : x
  2. Step 2: Convert to fraction form
    19,371.53/29,048.64 = 5,517.29/x
  3. Step 3: Cross multiply
    19,371.53x = 29,048.64 × 5,517.29
  4. Step 4: Simplify right side
    19,371.53x = 160,269,625.74
  5. Step 5: Solve for x
    x = 160,269,625.74/19,371.53
  6. Step 6: Final answer
    x = 8,273.46

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1.5x scale

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.