Home / 17,725.88-26,590.26-6,479.96

Finding the Fourth Proportional to 17,725.88, 26,590.26 and 6,479.96

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Solution

The fourth proportional to 17,725.88, 26,590.26 and 6,479.96 is: 9,720.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.88 : 26,590.26 = 6,479.96 : x
  2. Step 2: Convert to fraction form
    17,725.88/26,590.26 = 6,479.96/x
  3. Step 3: Cross multiply
    17,725.88x = 26,590.26 × 6,479.96
  4. Step 4: Simplify right side
    17,725.88x = 172,303,821.19
  5. Step 5: Solve for x
    x = 172,303,821.19/17,725.88
  6. Step 6: Final answer
    x = 9,720.47

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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.