Home / 17,145.96-23,670.05-16,230.26

Finding the Fourth Proportional to 17,145.96, 23,670.05 and 16,230.26

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Solution

The fourth proportional to 17,145.96, 23,670.05 and 16,230.26 is: 22,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,145.96 : 23,670.05 = 16,230.26 : x
  2. Step 2: Convert to fraction form
    17,145.96/23,670.05 = 16,230.26/x
  3. Step 3: Cross multiply
    17,145.96x = 23,670.05 × 16,230.26
  4. Step 4: Simplify right side
    17,145.96x = 384,170,866.21
  5. Step 5: Solve for x
    x = 384,170,866.21/17,145.96
  6. Step 6: Final answer
    x = 22,405.91

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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.