Home / 16,992.30-23,449.53-9,917.37

Finding the Fourth Proportional to 16,992.30, 23,449.53 and 9,917.37

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Solution

The fourth proportional to 16,992.30, 23,449.53 and 9,917.37 is: 13,686.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.30 : 23,449.53 = 9,917.37 : x
  2. Step 2: Convert to fraction form
    16,992.30/23,449.53 = 9,917.37/x
  3. Step 3: Cross multiply
    16,992.30x = 23,449.53 × 9,917.37
  4. Step 4: Simplify right side
    16,992.30x = 232,557,665.34
  5. Step 5: Solve for x
    x = 232,557,665.34/16,992.30
  6. Step 6: Final answer
    x = 13,686.06

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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.