Home / 19,352.80-29,029.36-6,205.28

Finding the Fourth Proportional to 19,352.80, 29,029.36 and 6,205.28

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Solution

The fourth proportional to 19,352.80, 29,029.36 and 6,205.28 is: 9,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,352.80 : 29,029.36 = 6,205.28 : x
  2. Step 2: Convert to fraction form
    19,352.80/29,029.36 = 6,205.28/x
  3. Step 3: Cross multiply
    19,352.80x = 29,029.36 × 6,205.28
  4. Step 4: Simplify right side
    19,352.80x = 180,135,307.02
  5. Step 5: Solve for x
    x = 180,135,307.02/19,352.80
  6. Step 6: Final answer
    x = 9,307.97

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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.