Home / 14,949.02-20,629.79-8,234.67

Finding the Fourth Proportional to 14,949.02, 20,629.79 and 8,234.67

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Solution

The fourth proportional to 14,949.02, 20,629.79 and 8,234.67 is: 11,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,949.02 : 20,629.79 = 8,234.67 : x
  2. Step 2: Convert to fraction form
    14,949.02/20,629.79 = 8,234.67/x
  3. Step 3: Cross multiply
    14,949.02x = 20,629.79 × 8,234.67
  4. Step 4: Simplify right side
    14,949.02x = 169,879,512.82
  5. Step 5: Solve for x
    x = 169,879,512.82/14,949.02
  6. Step 6: Final answer
    x = 11,363.92

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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.