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Finding the Fourth Proportional to 17,157.36, 25,736.04 and 4,845.36

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Solution

The fourth proportional to 17,157.36, 25,736.04 and 4,845.36 is: 7,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157.36 : 25,736.04 = 4,845.36 : x
  2. Step 2: Convert to fraction form
    17,157.36/25,736.04 = 4,845.36/x
  3. Step 3: Cross multiply
    17,157.36x = 25,736.04 × 4,845.36
  4. Step 4: Simplify right side
    17,157.36x = 124,700,378.77
  5. Step 5: Solve for x
    x = 124,700,378.77/17,157.36
  6. Step 6: Final answer
    x = 7,268.04

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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.