Home / 12,342.37-17,027.62-7,304.75

Finding the Fourth Proportional to 12,342.37, 17,027.62 and 7,304.75

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Solution

The fourth proportional to 12,342.37, 17,027.62 and 7,304.75 is: 10,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,342.37 : 17,027.62 = 7,304.75 : x
  2. Step 2: Convert to fraction form
    12,342.37/17,027.62 = 7,304.75/x
  3. Step 3: Cross multiply
    12,342.37x = 17,027.62 × 7,304.75
  4. Step 4: Simplify right side
    12,342.37x = 124,382,507.20
  5. Step 5: Solve for x
    x = 124,382,507.20/12,342.37
  6. Step 6: Final answer
    x = 10,077.68

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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.