Home / 18,601.61-27,901.82-4,561.67

Finding the Fourth Proportional to 18,601.61, 27,901.82 and 4,561.67

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Solution

The fourth proportional to 18,601.61, 27,901.82 and 4,561.67 is: 6,842.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601.61 : 27,901.82 = 4,561.67 : x
  2. Step 2: Convert to fraction form
    18,601.61/27,901.82 = 4,561.67/x
  3. Step 3: Cross multiply
    18,601.61x = 27,901.82 × 4,561.67
  4. Step 4: Simplify right side
    18,601.61x = 127,278,732.92
  5. Step 5: Solve for x
    x = 127,278,732.92/18,601.61
  6. Step 6: Final answer
    x = 6,842.35

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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.