Home / 18,300.20-25,260.20-10,746.33

Finding the Fourth Proportional to 18,300.20, 25,260.20 and 10,746.33

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Solution

The fourth proportional to 18,300.20, 25,260.20 and 10,746.33 is: 14,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.20 : 25,260.20 = 10,746.33 : x
  2. Step 2: Convert to fraction form
    18,300.20/25,260.20 = 10,746.33/x
  3. Step 3: Cross multiply
    18,300.20x = 25,260.20 × 10,746.33
  4. Step 4: Simplify right side
    18,300.20x = 271,454,391.33
  5. Step 5: Solve for x
    x = 271,454,391.33/18,300.20
  6. Step 6: Final answer
    x = 14,833.42

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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.