Home / 14,825.42-20,469.77-9,167.92

Finding the Fourth Proportional to 14,825.42, 20,469.77 and 9,167.92

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Solution

The fourth proportional to 14,825.42, 20,469.77 and 9,167.92 is: 12,658.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.42 : 20,469.77 = 9,167.92 : x
  2. Step 2: Convert to fraction form
    14,825.42/20,469.77 = 9,167.92/x
  3. Step 3: Cross multiply
    14,825.42x = 20,469.77 × 9,167.92
  4. Step 4: Simplify right side
    14,825.42x = 187,665,213.78
  5. Step 5: Solve for x
    x = 187,665,213.78/14,825.42
  6. Step 6: Final answer
    x = 12,658.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.