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Finding the Fourth Proportional to 17,682.36, 26,523.52 and 8,316.52

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Solution

The fourth proportional to 17,682.36, 26,523.52 and 8,316.52 is: 12,474.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,682.36 : 26,523.52 = 8,316.52 : x
  2. Step 2: Convert to fraction form
    17,682.36/26,523.52 = 8,316.52/x
  3. Step 3: Cross multiply
    17,682.36x = 26,523.52 × 8,316.52
  4. Step 4: Simplify right side
    17,682.36x = 220,583,384.55
  5. Step 5: Solve for x
    x = 220,583,384.55/17,682.36
  6. Step 6: Final answer
    x = 12,474.77

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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.