Home / 18,367.28-27,535.56-8,513.63

Finding the Fourth Proportional to 18,367.28, 27,535.56 and 8,513.63

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Solution

The fourth proportional to 18,367.28, 27,535.56 and 8,513.63 is: 12,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367.28 : 27,535.56 = 8,513.63 : x
  2. Step 2: Convert to fraction form
    18,367.28/27,535.56 = 8,513.63/x
  3. Step 3: Cross multiply
    18,367.28x = 27,535.56 × 8,513.63
  4. Step 4: Simplify right side
    18,367.28x = 234,427,569.68
  5. Step 5: Solve for x
    x = 234,427,569.68/18,367.28
  6. Step 6: Final answer
    x = 12,763.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.