Home / 12,507.24-17,259.96-7,203.12

Finding the Fourth Proportional to 12,507.24, 17,259.96 and 7,203.12

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Solution

The fourth proportional to 12,507.24, 17,259.96 and 7,203.12 is: 9,940.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,507.24 : 17,259.96 = 7,203.12 : x
  2. Step 2: Convert to fraction form
    12,507.24/17,259.96 = 7,203.12/x
  3. Step 3: Cross multiply
    12,507.24x = 17,259.96 × 7,203.12
  4. Step 4: Simplify right side
    12,507.24x = 124,325,563.08
  5. Step 5: Solve for x
    x = 124,325,563.08/12,507.24
  6. Step 6: Final answer
    x = 9,940.29

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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.