Home / 17,487.63-26,231.09-4,339.85

Finding the Fourth Proportional to 17,487.63, 26,231.09 and 4,339.85

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Solution

The fourth proportional to 17,487.63, 26,231.09 and 4,339.85 is: 6,509.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487.63 : 26,231.09 = 4,339.85 : x
  2. Step 2: Convert to fraction form
    17,487.63/26,231.09 = 4,339.85/x
  3. Step 3: Cross multiply
    17,487.63x = 26,231.09 × 4,339.85
  4. Step 4: Simplify right side
    17,487.63x = 113,838,843.08
  5. Step 5: Solve for x
    x = 113,838,843.08/17,487.63
  6. Step 6: Final answer
    x = 6,509.68

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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.