Home / 14,847.27-20,483.54-8,474.22

Finding the Fourth Proportional to 14,847.27, 20,483.54 and 8,474.22

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Solution

The fourth proportional to 14,847.27, 20,483.54 and 8,474.22 is: 11,691.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,847.27 : 20,483.54 = 8,474.22 : x
  2. Step 2: Convert to fraction form
    14,847.27/20,483.54 = 8,474.22/x
  3. Step 3: Cross multiply
    14,847.27x = 20,483.54 × 8,474.22
  4. Step 4: Simplify right side
    14,847.27x = 173,581,879.55
  5. Step 5: Solve for x
    x = 173,581,879.55/14,847.27
  6. Step 6: Final answer
    x = 11,691.16

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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.