Home / 17,108.60-25,622.10-8,315.24

Finding the Fourth Proportional to 17,108.60, 25,622.10 and 8,315.24

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Solution

The fourth proportional to 17,108.60, 25,622.10 and 8,315.24 is: 12,453.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,108.60 : 25,622.10 = 8,315.24 : x
  2. Step 2: Convert to fraction form
    17,108.60/25,622.10 = 8,315.24/x
  3. Step 3: Cross multiply
    17,108.60x = 25,622.10 × 8,315.24
  4. Step 4: Simplify right side
    17,108.60x = 213,053,910.80
  5. Step 5: Solve for x
    x = 213,053,910.80/17,108.60
  6. Step 6: Final answer
    x = 12,453.03

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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.