Home / 17,403.12-26,104.68-16,659.54

Finding the Fourth Proportional to 17,403.12, 26,104.68 and 16,659.54

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Solution

The fourth proportional to 17,403.12, 26,104.68 and 16,659.54 is: 24,989.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,403.12 : 26,104.68 = 16,659.54 : x
  2. Step 2: Convert to fraction form
    17,403.12/26,104.68 = 16,659.54/x
  3. Step 3: Cross multiply
    17,403.12x = 26,104.68 × 16,659.54
  4. Step 4: Simplify right side
    17,403.12x = 434,891,960.65
  5. Step 5: Solve for x
    x = 434,891,960.65/17,403.12
  6. Step 6: Final answer
    x = 24,989.31

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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.