Home / 14,517.85-21,749.37-8,577.01

Finding the Fourth Proportional to 14,517.85, 21,749.37 and 8,577.01

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Solution

The fourth proportional to 14,517.85, 21,749.37 and 8,577.01 is: 12,849.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.85 : 21,749.37 = 8,577.01 : x
  2. Step 2: Convert to fraction form
    14,517.85/21,749.37 = 8,577.01/x
  3. Step 3: Cross multiply
    14,517.85x = 21,749.37 × 8,577.01
  4. Step 4: Simplify right side
    14,517.85x = 186,544,563.98
  5. Step 5: Solve for x
    x = 186,544,563.98/14,517.85
  6. Step 6: Final answer
    x = 12,849.32

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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.