Home / 29,193.11-40,286.79-16,618.67

Finding the Fourth Proportional to 29,193.11, 40,286.79 and 16,618.67

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Solution

The fourth proportional to 29,193.11, 40,286.79 and 16,618.67 is: 22,933.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,193.11 : 40,286.79 = 16,618.67 : x
  2. Step 2: Convert to fraction form
    29,193.11/40,286.79 = 16,618.67/x
  3. Step 3: Cross multiply
    29,193.11x = 40,286.79 × 16,618.67
  4. Step 4: Simplify right side
    29,193.11x = 669,512,868.37
  5. Step 5: Solve for x
    x = 669,512,868.37/29,193.11
  6. Step 6: Final answer
    x = 22,933.93

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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.