Home / 18,005.49-24,833.39-11,284.11

Finding the Fourth Proportional to 18,005.49, 24,833.39 and 11,284.11

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Solution

The fourth proportional to 18,005.49, 24,833.39 and 11,284.11 is: 15,563.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005.49 : 24,833.39 = 11,284.11 : x
  2. Step 2: Convert to fraction form
    18,005.49/24,833.39 = 11,284.11/x
  3. Step 3: Cross multiply
    18,005.49x = 24,833.39 × 11,284.11
  4. Step 4: Simplify right side
    18,005.49x = 280,222,648.01
  5. Step 5: Solve for x
    x = 280,222,648.01/18,005.49
  6. Step 6: Final answer
    x = 15,563.18

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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.