Home / 14,403.21-21,608.73-4,407.73

Finding the Fourth Proportional to 14,403.21, 21,608.73 and 4,407.73

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Solution

The fourth proportional to 14,403.21, 21,608.73 and 4,407.73 is: 6,612.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.21 : 21,608.73 = 4,407.73 : x
  2. Step 2: Convert to fraction form
    14,403.21/21,608.73 = 4,407.73/x
  3. Step 3: Cross multiply
    14,403.21x = 21,608.73 × 4,407.73
  4. Step 4: Simplify right side
    14,403.21x = 95,245,447.48
  5. Step 5: Solve for x
    x = 95,245,447.48/14,403.21
  6. Step 6: Final answer
    x = 6,612.79

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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.