Home / 16,120.42-22,247.17-9,046.84

Finding the Fourth Proportional to 16,120.42, 22,247.17 and 9,046.84

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Solution

The fourth proportional to 16,120.42, 22,247.17 and 9,046.84 is: 12,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.42 : 22,247.17 = 9,046.84 : x
  2. Step 2: Convert to fraction form
    16,120.42/22,247.17 = 9,046.84/x
  3. Step 3: Cross multiply
    16,120.42x = 22,247.17 × 9,046.84
  4. Step 4: Simplify right side
    16,120.42x = 201,266,587.44
  5. Step 5: Solve for x
    x = 201,266,587.44/16,120.42
  6. Step 6: Final answer
    x = 12,485.20

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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.