Home / 16,276.88-22,462.20-9,107.12

Finding the Fourth Proportional to 16,276.88, 22,462.20 and 9,107.12

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Solution

The fourth proportional to 16,276.88, 22,462.20 and 9,107.12 is: 12,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,276.88 : 22,462.20 = 9,107.12 : x
  2. Step 2: Convert to fraction form
    16,276.88/22,462.20 = 9,107.12/x
  3. Step 3: Cross multiply
    16,276.88x = 22,462.20 × 9,107.12
  4. Step 4: Simplify right side
    16,276.88x = 204,565,950.86
  5. Step 5: Solve for x
    x = 204,565,950.86/16,276.88
  6. Step 6: Final answer
    x = 12,567.88

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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.