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Finding the Fourth Proportional to 17,328.60, 25,928.10 and 11,496.60

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Solution

The fourth proportional to 17,328.60, 25,928.10 and 11,496.60 is: 17,201.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,328.60 : 25,928.10 = 11,496.60 : x
  2. Step 2: Convert to fraction form
    17,328.60/25,928.10 = 11,496.60/x
  3. Step 3: Cross multiply
    17,328.60x = 25,928.10 × 11,496.60
  4. Step 4: Simplify right side
    17,328.60x = 298,084,994.46
  5. Step 5: Solve for x
    x = 298,084,994.46/17,328.60
  6. Step 6: Final answer
    x = 17,201.91

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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.