Home / 13,344.22-20,018.58-4,577.02

Finding the Fourth Proportional to 13,344.22, 20,018.58 and 4,577.02

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Solution

The fourth proportional to 13,344.22, 20,018.58 and 4,577.02 is: 6,866.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344.22 : 20,018.58 = 4,577.02 : x
  2. Step 2: Convert to fraction form
    13,344.22/20,018.58 = 4,577.02/x
  3. Step 3: Cross multiply
    13,344.22x = 20,018.58 × 4,577.02
  4. Step 4: Simplify right side
    13,344.22x = 91,625,441.03
  5. Step 5: Solve for x
    x = 91,625,441.03/13,344.22
  6. Step 6: Final answer
    x = 6,866.30

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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.