Home / 12,372.38-17,074.12-6,995.08

Finding the Fourth Proportional to 12,372.38, 17,074.12 and 6,995.08

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Solution

The fourth proportional to 12,372.38, 17,074.12 and 6,995.08 is: 9,653.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372.38 : 17,074.12 = 6,995.08 : x
  2. Step 2: Convert to fraction form
    12,372.38/17,074.12 = 6,995.08/x
  3. Step 3: Cross multiply
    12,372.38x = 17,074.12 × 6,995.08
  4. Step 4: Simplify right side
    12,372.38x = 119,434,835.33
  5. Step 5: Solve for x
    x = 119,434,835.33/12,372.38
  6. Step 6: Final answer
    x = 9,653.34

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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.