Home / 16,164.28-22,282.62-9,872.44

Finding the Fourth Proportional to 16,164.28, 22,282.62 and 9,872.44

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Solution

The fourth proportional to 16,164.28, 22,282.62 and 9,872.44 is: 13,609.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,164.28 : 22,282.62 = 9,872.44 : x
  2. Step 2: Convert to fraction form
    16,164.28/22,282.62 = 9,872.44/x
  3. Step 3: Cross multiply
    16,164.28x = 22,282.62 × 9,872.44
  4. Step 4: Simplify right side
    16,164.28x = 219,983,828.99
  5. Step 5: Solve for x
    x = 219,983,828.99/16,164.28
  6. Step 6: Final answer
    x = 13,609.26

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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.