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Finding the Fourth Proportional to 17,135.10, 25,702.83 and 7,268.22

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Solution

The fourth proportional to 17,135.10, 25,702.83 and 7,268.22 is: 10,902.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,135.10 : 25,702.83 = 7,268.22 : x
  2. Step 2: Convert to fraction form
    17,135.10/25,702.83 = 7,268.22/x
  3. Step 3: Cross multiply
    17,135.10x = 25,702.83 × 7,268.22
  4. Step 4: Simplify right side
    17,135.10x = 186,813,823.06
  5. Step 5: Solve for x
    x = 186,813,823.06/17,135.10
  6. Step 6: Final answer
    x = 10,902.41

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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.