Home / 18,229.17-25,155.54-10,272.99

Finding the Fourth Proportional to 18,229.17, 25,155.54 and 10,272.99

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Solution

The fourth proportional to 18,229.17, 25,155.54 and 10,272.99 is: 14,176.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,229.17 : 25,155.54 = 10,272.99 : x
  2. Step 2: Convert to fraction form
    18,229.17/25,155.54 = 10,272.99/x
  3. Step 3: Cross multiply
    18,229.17x = 25,155.54 × 10,272.99
  4. Step 4: Simplify right side
    18,229.17x = 258,422,610.86
  5. Step 5: Solve for x
    x = 258,422,610.86/18,229.17
  6. Step 6: Final answer
    x = 14,176.32

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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.