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Finding the Fourth Proportional to 17,513.63, 24,168.81 and 11,226.02

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Solution

The fourth proportional to 17,513.63, 24,168.81 and 11,226.02 is: 15,491.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,513.63 : 24,168.81 = 11,226.02 : x
  2. Step 2: Convert to fraction form
    17,513.63/24,168.81 = 11,226.02/x
  3. Step 3: Cross multiply
    17,513.63x = 24,168.81 × 11,226.02
  4. Step 4: Simplify right side
    17,513.63x = 271,319,367.46
  5. Step 5: Solve for x
    x = 271,319,367.46/17,513.63
  6. Step 6: Final answer
    x = 15,491.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.