Home / 18,733.92-25,856.42-12,028.03

Finding the Fourth Proportional to 18,733.92, 25,856.42 and 12,028.03

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Solution

The fourth proportional to 18,733.92, 25,856.42 and 12,028.03 is: 16,601.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.92 : 25,856.42 = 12,028.03 : x
  2. Step 2: Convert to fraction form
    18,733.92/25,856.42 = 12,028.03/x
  3. Step 3: Cross multiply
    18,733.92x = 25,856.42 × 12,028.03
  4. Step 4: Simplify right side
    18,733.92x = 311,001,670.67
  5. Step 5: Solve for x
    x = 311,001,670.67/18,733.92
  6. Step 6: Final answer
    x = 16,601.00

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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.