Home / 17,625.12-26,429.31-10,231.86

Finding the Fourth Proportional to 17,625.12, 26,429.31 and 10,231.86

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Solution

The fourth proportional to 17,625.12, 26,429.31 and 10,231.86 is: 15,342.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,625.12 : 26,429.31 = 10,231.86 : x
  2. Step 2: Convert to fraction form
    17,625.12/26,429.31 = 10,231.86/x
  3. Step 3: Cross multiply
    17,625.12x = 26,429.31 × 10,231.86
  4. Step 4: Simplify right side
    17,625.12x = 270,420,999.82
  5. Step 5: Solve for x
    x = 270,420,999.82/17,625.12
  6. Step 6: Final answer
    x = 15,342.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.