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Finding the Fourth Proportional to 18,329.13, 27,491.86 and 8,468.26

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Solution

The fourth proportional to 18,329.13, 27,491.86 and 8,468.26 is: 12,701.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.13 : 27,491.86 = 8,468.26 : x
  2. Step 2: Convert to fraction form
    18,329.13/27,491.86 = 8,468.26/x
  3. Step 3: Cross multiply
    18,329.13x = 27,491.86 × 8,468.26
  4. Step 4: Simplify right side
    18,329.13x = 232,808,160.22
  5. Step 5: Solve for x
    x = 232,808,160.22/18,329.13
  6. Step 6: Final answer
    x = 12,701.54

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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.