Home / 16,229.04-22,396.08-9,156.96

Finding the Fourth Proportional to 16,229.04, 22,396.08 and 9,156.96

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Solution

The fourth proportional to 16,229.04, 22,396.08 and 9,156.96 is: 12,636.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,229.04 : 22,396.08 = 9,156.96 : x
  2. Step 2: Convert to fraction form
    16,229.04/22,396.08 = 9,156.96/x
  3. Step 3: Cross multiply
    16,229.04x = 22,396.08 × 9,156.96
  4. Step 4: Simplify right side
    16,229.04x = 205,080,008.72
  5. Step 5: Solve for x
    x = 205,080,008.72/16,229.04
  6. Step 6: Final answer
    x = 12,636.61

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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.