Home / 18,734.72-27,965.39-16,370.06

Finding the Fourth Proportional to 18,734.72, 27,965.39 and 16,370.06

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Solution

The fourth proportional to 18,734.72, 27,965.39 and 16,370.06 is: 24,435.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734.72 : 27,965.39 = 16,370.06 : x
  2. Step 2: Convert to fraction form
    18,734.72/27,965.39 = 16,370.06/x
  3. Step 3: Cross multiply
    18,734.72x = 27,965.39 × 16,370.06
  4. Step 4: Simplify right side
    18,734.72x = 457,795,223.06
  5. Step 5: Solve for x
    x = 457,795,223.06/18,734.72
  6. Step 6: Final answer
    x = 24,435.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.