Home / 12,529.24-17,290.36-6,940.24

Finding the Fourth Proportional to 12,529.24, 17,290.36 and 6,940.24

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Solution

The fourth proportional to 12,529.24, 17,290.36 and 6,940.24 is: 9,577.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,529.24 : 17,290.36 = 6,940.24 : x
  2. Step 2: Convert to fraction form
    12,529.24/17,290.36 = 6,940.24/x
  3. Step 3: Cross multiply
    12,529.24x = 17,290.36 × 6,940.24
  4. Step 4: Simplify right side
    12,529.24x = 119,999,248.09
  5. Step 5: Solve for x
    x = 119,999,248.09/12,529.24
  6. Step 6: Final answer
    x = 9,577.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.