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Finding the Fourth Proportional to 17,168.24, 23,664.48 and 12,124.44

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Solution

The fourth proportional to 17,168.24, 23,664.48 and 12,124.44 is: 16,712.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,168.24 : 23,664.48 = 12,124.44 : x
  2. Step 2: Convert to fraction form
    17,168.24/23,664.48 = 12,124.44/x
  3. Step 3: Cross multiply
    17,168.24x = 23,664.48 × 12,124.44
  4. Step 4: Simplify right side
    17,168.24x = 286,918,567.89
  5. Step 5: Solve for x
    x = 286,918,567.89/17,168.24
  6. Step 6: Final answer
    x = 16,712.17

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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.