Home / 17,520.98-26,267.28-11,960.32

Finding the Fourth Proportional to 17,520.98, 26,267.28 and 11,960.32

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Solution

The fourth proportional to 17,520.98, 26,267.28 and 11,960.32 is: 17,930.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.98 : 26,267.28 = 11,960.32 : x
  2. Step 2: Convert to fraction form
    17,520.98/26,267.28 = 11,960.32/x
  3. Step 3: Cross multiply
    17,520.98x = 26,267.28 × 11,960.32
  4. Step 4: Simplify right side
    17,520.98x = 314,165,074.33
  5. Step 5: Solve for x
    x = 314,165,074.33/17,520.98
  6. Step 6: Final answer
    x = 17,930.79

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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.