Home / 14,452.24-21,655.68-8,605.66

Finding the Fourth Proportional to 14,452.24, 21,655.68 and 8,605.66

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Solution

The fourth proportional to 14,452.24, 21,655.68 and 8,605.66 is: 12,894.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.24 : 21,655.68 = 8,605.66 : x
  2. Step 2: Convert to fraction form
    14,452.24/21,655.68 = 8,605.66/x
  3. Step 3: Cross multiply
    14,452.24x = 21,655.68 × 8,605.66
  4. Step 4: Simplify right side
    14,452.24x = 186,361,419.15
  5. Step 5: Solve for x
    x = 186,361,419.15/14,452.24
  6. Step 6: Final answer
    x = 12,894.99

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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.