Home / 14,847.22-20,489.27-8,133.46

Finding the Fourth Proportional to 14,847.22, 20,489.27 and 8,133.46

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Solution

The fourth proportional to 14,847.22, 20,489.27 and 8,133.46 is: 11,224.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,847.22 : 20,489.27 = 8,133.46 : x
  2. Step 2: Convert to fraction form
    14,847.22/20,489.27 = 8,133.46/x
  3. Step 3: Cross multiply
    14,847.22x = 20,489.27 × 8,133.46
  4. Step 4: Simplify right side
    14,847.22x = 166,648,657.97
  5. Step 5: Solve for x
    x = 166,648,657.97/14,847.22
  6. Step 6: Final answer
    x = 11,224.23

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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.