Home / 16,284.42-22,473.58-9,115.01

Finding the Fourth Proportional to 16,284.42, 22,473.58 and 9,115.01

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Solution

The fourth proportional to 16,284.42, 22,473.58 and 9,115.01 is: 12,579.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,284.42 : 22,473.58 = 9,115.01 : x
  2. Step 2: Convert to fraction form
    16,284.42/22,473.58 = 9,115.01/x
  3. Step 3: Cross multiply
    16,284.42x = 22,473.58 × 9,115.01
  4. Step 4: Simplify right side
    16,284.42x = 204,846,771.28
  5. Step 5: Solve for x
    x = 204,846,771.28/16,284.42
  6. Step 6: Final answer
    x = 12,579.31

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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.