Home / 17,272.64-25,884.24-7,409.28

Finding the Fourth Proportional to 17,272.64, 25,884.24 and 7,409.28

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Solution

The fourth proportional to 17,272.64, 25,884.24 and 7,409.28 is: 11,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.64 : 25,884.24 = 7,409.28 : x
  2. Step 2: Convert to fraction form
    17,272.64/25,884.24 = 7,409.28/x
  3. Step 3: Cross multiply
    17,272.64x = 25,884.24 × 7,409.28
  4. Step 4: Simplify right side
    17,272.64x = 191,783,581.75
  5. Step 5: Solve for x
    x = 191,783,581.75/17,272.64
  6. Step 6: Final answer
    x = 11,103.32

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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.