Home / 26,985.04-40,467.82-11,403.88

Finding the Fourth Proportional to 26,985.04, 40,467.82 and 11,403.88

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Solution

The fourth proportional to 26,985.04, 40,467.82 and 11,403.88 is: 17,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,985.04 : 40,467.82 = 11,403.88 : x
  2. Step 2: Convert to fraction form
    26,985.04/40,467.82 = 11,403.88/x
  3. Step 3: Cross multiply
    26,985.04x = 40,467.82 × 11,403.88
  4. Step 4: Simplify right side
    26,985.04x = 461,490,163.14
  5. Step 5: Solve for x
    x = 461,490,163.14/26,985.04
  6. Step 6: Final answer
    x = 17,101.70

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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.