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Finding the Fourth Proportional to 17,888.72, 26,832.22 and 6,794.54

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Solution

The fourth proportional to 17,888.72, 26,832.22 and 6,794.54 is: 10,191.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888.72 : 26,832.22 = 6,794.54 : x
  2. Step 2: Convert to fraction form
    17,888.72/26,832.22 = 6,794.54/x
  3. Step 3: Cross multiply
    17,888.72x = 26,832.22 × 6,794.54
  4. Step 4: Simplify right side
    17,888.72x = 182,312,659.16
  5. Step 5: Solve for x
    x = 182,312,659.16/17,888.72
  6. Step 6: Final answer
    x = 10,191.49

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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.