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Finding the Fourth Proportional to 17,608.93, 26,404.77 and 8,713.99

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Solution

The fourth proportional to 17,608.93, 26,404.77 and 8,713.99 is: 13,066.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,608.93 : 26,404.77 = 8,713.99 : x
  2. Step 2: Convert to fraction form
    17,608.93/26,404.77 = 8,713.99/x
  3. Step 3: Cross multiply
    17,608.93x = 26,404.77 × 8,713.99
  4. Step 4: Simplify right side
    17,608.93x = 230,090,844.14
  5. Step 5: Solve for x
    x = 230,090,844.14/17,608.93
  6. Step 6: Final answer
    x = 13,066.72

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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.