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Finding the Fourth Proportional to 17,468.64, 26,194.20 and 8,708.40

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Solution

The fourth proportional to 17,468.64, 26,194.20 and 8,708.40 is: 13,058.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,468.64 : 26,194.20 = 8,708.40 : x
  2. Step 2: Convert to fraction form
    17,468.64/26,194.20 = 8,708.40/x
  3. Step 3: Cross multiply
    17,468.64x = 26,194.20 × 8,708.40
  4. Step 4: Simplify right side
    17,468.64x = 228,109,571.28
  5. Step 5: Solve for x
    x = 228,109,571.28/17,468.64
  6. Step 6: Final answer
    x = 13,058.23

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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.