Home / 15,929.91-23,872.23-11,736.90

Finding the Fourth Proportional to 15,929.91, 23,872.23 and 11,736.90

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Solution

The fourth proportional to 15,929.91, 23,872.23 and 11,736.90 is: 17,588.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929.91 : 23,872.23 = 11,736.90 : x
  2. Step 2: Convert to fraction form
    15,929.91/23,872.23 = 11,736.90/x
  3. Step 3: Cross multiply
    15,929.91x = 23,872.23 × 11,736.90
  4. Step 4: Simplify right side
    15,929.91x = 280,185,976.29
  5. Step 5: Solve for x
    x = 280,185,976.29/15,929.91
  6. Step 6: Final answer
    x = 17,588.67

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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.