Home / 17,736.08-26,608.72-6,643.64

Finding the Fourth Proportional to 17,736.08, 26,608.72 and 6,643.64

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Solution

The fourth proportional to 17,736.08, 26,608.72 and 6,643.64 is: 9,967.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736.08 : 26,608.72 = 6,643.64 : x
  2. Step 2: Convert to fraction form
    17,736.08/26,608.72 = 6,643.64/x
  3. Step 3: Cross multiply
    17,736.08x = 26,608.72 × 6,643.64
  4. Step 4: Simplify right side
    17,736.08x = 176,778,756.54
  5. Step 5: Solve for x
    x = 176,778,756.54/17,736.08
  6. Step 6: Final answer
    x = 9,967.18

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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.