Home / 18,601.68-27,902.57-4,561.77

Finding the Fourth Proportional to 18,601.68, 27,902.57 and 4,561.77

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Solution

The fourth proportional to 18,601.68, 27,902.57 and 4,561.77 is: 6,842.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601.68 : 27,902.57 = 4,561.77 : x
  2. Step 2: Convert to fraction form
    18,601.68/27,902.57 = 4,561.77/x
  3. Step 3: Cross multiply
    18,601.68x = 27,902.57 × 4,561.77
  4. Step 4: Simplify right side
    18,601.68x = 127,285,106.75
  5. Step 5: Solve for x
    x = 127,285,106.75/18,601.68
  6. Step 6: Final answer
    x = 6,842.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.