Home / 16,935.30-23,359.05-11,910.06

Finding the Fourth Proportional to 16,935.30, 23,359.05 and 11,910.06

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Solution

The fourth proportional to 16,935.30, 23,359.05 and 11,910.06 is: 16,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.30 : 23,359.05 = 11,910.06 : x
  2. Step 2: Convert to fraction form
    16,935.30/23,359.05 = 11,910.06/x
  3. Step 3: Cross multiply
    16,935.30x = 23,359.05 × 11,910.06
  4. Step 4: Simplify right side
    16,935.30x = 278,207,687.04
  5. Step 5: Solve for x
    x = 278,207,687.04/16,935.30
  6. Step 6: Final answer
    x = 16,427.68

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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.