Home / 28,014.66-41,985.62-11,355.20

Finding the Fourth Proportional to 28,014.66, 41,985.62 and 11,355.20

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Solution

The fourth proportional to 28,014.66, 41,985.62 and 11,355.20 is: 17,018.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,014.66 : 41,985.62 = 11,355.20 : x
  2. Step 2: Convert to fraction form
    28,014.66/41,985.62 = 11,355.20/x
  3. Step 3: Cross multiply
    28,014.66x = 41,985.62 × 11,355.20
  4. Step 4: Simplify right side
    28,014.66x = 476,755,112.22
  5. Step 5: Solve for x
    x = 476,755,112.22/28,014.66
  6. Step 6: Final answer
    x = 17,018.06

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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.