Home / 18,289.43-25,239.44-10,734.29

Finding the Fourth Proportional to 18,289.43, 25,239.44 and 10,734.29

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Solution

The fourth proportional to 18,289.43, 25,239.44 and 10,734.29 is: 14,813.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,289.43 : 25,239.44 = 10,734.29 : x
  2. Step 2: Convert to fraction form
    18,289.43/25,239.44 = 10,734.29/x
  3. Step 3: Cross multiply
    18,289.43x = 25,239.44 × 10,734.29
  4. Step 4: Simplify right side
    18,289.43x = 270,927,414.73
  5. Step 5: Solve for x
    x = 270,927,414.73/18,289.43
  6. Step 6: Final answer
    x = 14,813.33

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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.