Home / 19,880.75-29,826.30-6,029.75

Finding the Fourth Proportional to 19,880.75, 29,826.30 and 6,029.75

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Solution

The fourth proportional to 19,880.75, 29,826.30 and 6,029.75 is: 9,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,880.75 : 29,826.30 = 6,029.75 : x
  2. Step 2: Convert to fraction form
    19,880.75/29,826.30 = 6,029.75/x
  3. Step 3: Cross multiply
    19,880.75x = 29,826.30 × 6,029.75
  4. Step 4: Simplify right side
    19,880.75x = 179,845,132.43
  5. Step 5: Solve for x
    x = 179,845,132.43/19,880.75
  6. Step 6: Final answer
    x = 9,046.19

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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.