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Finding the Fourth Proportional to 17,851.23, 26,777.07 and 8,492.13

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Solution

The fourth proportional to 17,851.23, 26,777.07 and 8,492.13 is: 12,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,851.23 : 26,777.07 = 8,492.13 : x
  2. Step 2: Convert to fraction form
    17,851.23/26,777.07 = 8,492.13/x
  3. Step 3: Cross multiply
    17,851.23x = 26,777.07 × 8,492.13
  4. Step 4: Simplify right side
    17,851.23x = 227,394,359.46
  5. Step 5: Solve for x
    x = 227,394,359.46/17,851.23
  6. Step 6: Final answer
    x = 12,738.30

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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.