Home / 17,550.30-26,310.64-8,185.38

Finding the Fourth Proportional to 17,550.30, 26,310.64 and 8,185.38

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Solution

The fourth proportional to 17,550.30, 26,310.64 and 8,185.38 is: 12,271.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,550.30 : 26,310.64 = 8,185.38 : x
  2. Step 2: Convert to fraction form
    17,550.30/26,310.64 = 8,185.38/x
  3. Step 3: Cross multiply
    17,550.30x = 26,310.64 × 8,185.38
  4. Step 4: Simplify right side
    17,550.30x = 215,362,522.13
  5. Step 5: Solve for x
    x = 215,362,522.13/17,550.30
  6. Step 6: Final answer
    x = 12,271.16

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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.