Home / 17,080.35-25,626.60-8,309.40

Finding the Fourth Proportional to 17,080.35, 25,626.60 and 8,309.40

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Solution

The fourth proportional to 17,080.35, 25,626.60 and 8,309.40 is: 12,467.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080.35 : 25,626.60 = 8,309.40 : x
  2. Step 2: Convert to fraction form
    17,080.35/25,626.60 = 8,309.40/x
  3. Step 3: Cross multiply
    17,080.35x = 25,626.60 × 8,309.40
  4. Step 4: Simplify right side
    17,080.35x = 212,941,670.04
  5. Step 5: Solve for x
    x = 212,941,670.04/17,080.35
  6. Step 6: Final answer
    x = 12,467.06

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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.