Home / 17,522.20-26,261.32-8,759.64

Finding the Fourth Proportional to 17,522.20, 26,261.32 and 8,759.64

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Solution

The fourth proportional to 17,522.20, 26,261.32 and 8,759.64 is: 13,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,522.20 : 26,261.32 = 8,759.64 : x
  2. Step 2: Convert to fraction form
    17,522.20/26,261.32 = 8,759.64/x
  3. Step 3: Cross multiply
    17,522.20x = 26,261.32 × 8,759.64
  4. Step 4: Simplify right side
    17,522.20x = 230,039,709.12
  5. Step 5: Solve for x
    x = 230,039,709.12/17,522.20
  6. Step 6: Final answer
    x = 13,128.47

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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.