Home / 18,150.33-25,057.86-12,098.95

Finding the Fourth Proportional to 18,150.33, 25,057.86 and 12,098.95

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Solution

The fourth proportional to 18,150.33, 25,057.86 and 12,098.95 is: 16,703.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.33 : 25,057.86 = 12,098.95 : x
  2. Step 2: Convert to fraction form
    18,150.33/25,057.86 = 12,098.95/x
  3. Step 3: Cross multiply
    18,150.33x = 25,057.86 × 12,098.95
  4. Step 4: Simplify right side
    18,150.33x = 303,173,795.25
  5. Step 5: Solve for x
    x = 303,173,795.25/18,150.33
  6. Step 6: Final answer
    x = 16,703.49

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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.