Home / 11,260.14-15,426.30-10,839.60

Finding the Fourth Proportional to 11,260.14, 15,426.30 and 10,839.60

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Solution

The fourth proportional to 11,260.14, 15,426.30 and 10,839.60 is: 14,850.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.14 : 15,426.30 = 10,839.60 : x
  2. Step 2: Convert to fraction form
    11,260.14/15,426.30 = 10,839.60/x
  3. Step 3: Cross multiply
    11,260.14x = 15,426.30 × 10,839.60
  4. Step 4: Simplify right side
    11,260.14x = 167,214,921.48
  5. Step 5: Solve for x
    x = 167,214,921.48/11,260.14
  6. Step 6: Final answer
    x = 14,850.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.