Home / 12,727.48-17,563.88-7,063.08

Finding the Fourth Proportional to 12,727.48, 17,563.88 and 7,063.08

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Solution

The fourth proportional to 12,727.48, 17,563.88 and 7,063.08 is: 9,747.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.48 : 17,563.88 = 7,063.08 : x
  2. Step 2: Convert to fraction form
    12,727.48/17,563.88 = 7,063.08/x
  3. Step 3: Cross multiply
    12,727.48x = 17,563.88 × 7,063.08
  4. Step 4: Simplify right side
    12,727.48x = 124,055,054.24
  5. Step 5: Solve for x
    x = 124,055,054.24/12,727.48
  6. Step 6: Final answer
    x = 9,747.03

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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.