Home / 16,165.70-22,305.32-9,450.03

Finding the Fourth Proportional to 16,165.70, 22,305.32 and 9,450.03

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Solution

The fourth proportional to 16,165.70, 22,305.32 and 9,450.03 is: 13,039.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,165.70 : 22,305.32 = 9,450.03 : x
  2. Step 2: Convert to fraction form
    16,165.70/22,305.32 = 9,450.03/x
  3. Step 3: Cross multiply
    16,165.70x = 22,305.32 × 9,450.03
  4. Step 4: Simplify right side
    16,165.70x = 210,785,943.16
  5. Step 5: Solve for x
    x = 210,785,943.16/16,165.70
  6. Step 6: Final answer
    x = 13,039.09

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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.