Home / 10,985.88-15,175.26-10,467.48

Finding the Fourth Proportional to 10,985.88, 15,175.26 and 10,467.48

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Solution

The fourth proportional to 10,985.88, 15,175.26 and 10,467.48 is: 14,459.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985.88 : 15,175.26 = 10,467.48 : x
  2. Step 2: Convert to fraction form
    10,985.88/15,175.26 = 10,467.48/x
  3. Step 3: Cross multiply
    10,985.88x = 15,175.26 × 10,467.48
  4. Step 4: Simplify right side
    10,985.88x = 158,846,730.54
  5. Step 5: Solve for x
    x = 158,846,730.54/10,985.88
  6. Step 6: Final answer
    x = 14,459.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.