Home / 17,137.56-25,734.24-10,605.36

Finding the Fourth Proportional to 17,137.56, 25,734.24 and 10,605.36

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Solution

The fourth proportional to 17,137.56, 25,734.24 and 10,605.36 is: 15,925.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,137.56 : 25,734.24 = 10,605.36 : x
  2. Step 2: Convert to fraction form
    17,137.56/25,734.24 = 10,605.36/x
  3. Step 3: Cross multiply
    17,137.56x = 25,734.24 × 10,605.36
  4. Step 4: Simplify right side
    17,137.56x = 272,920,879.53
  5. Step 5: Solve for x
    x = 272,920,879.53/17,137.56
  6. Step 6: Final answer
    x = 15,925.31

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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.