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Finding the Fourth Proportional to 15,959.92, 23,950.82 and 5,571.67

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Solution

The fourth proportional to 15,959.92, 23,950.82 and 5,571.67 is: 8,361.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,959.92 : 23,950.82 = 5,571.67 : x
  2. Step 2: Convert to fraction form
    15,959.92/23,950.82 = 5,571.67/x
  3. Step 3: Cross multiply
    15,959.92x = 23,950.82 × 5,571.67
  4. Step 4: Simplify right side
    15,959.92x = 133,446,065.27
  5. Step 5: Solve for x
    x = 133,446,065.27/15,959.92
  6. Step 6: Final answer
    x = 8,361.32

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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.